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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.308 by root, Mon Jul 16 14:09:40 2007 UTC vs.
Revision 1.581 by root, Fri Feb 3 02:04:11 2012 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.61 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
		51	use Coro::Util ();
24		52
25	use JSON::XS 1.4 ();	53	use JSON::XS 2.01 ();
26	use BDB ();	54	use BDB ();
27	use Data::Dumper;	55	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	56	use Fcntl;
30	use YAML::Syck ();	57	use YAML::XS ();
31	use IO::AIO 2.32 ();	58	use IO::AIO ();
32	use Time::HiRes;	59	use Time::HiRes;
33	use Compress::LZF;	60	use Compress::LZF;
34	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
35		64
36	# configure various modules to our taste	65	# configure various modules to our taste
37	#	66	#
38	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41		75
42	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
43		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		78
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
50		82
51	our %COMMAND = ();	83	our %COMMAND = ();
52	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
53		85
54	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
55	our %EXTCMD = ();	87	our %EXTCMD = ();
56	our %EXTICMD = ();	88	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
59		91
60	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
62		96
63	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
		98
64	our $DATADIR = datadir;	99	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
		103
68	our $LOCALDIR = localdir;	104	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	105	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	106	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	107	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	108	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	109	our $BDBDIR = "$LOCALDIR/db";
		110	our $PIDFILE = "$LOCALDIR/pid";
		111	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		112
		113	#our %RESOURCE; # unused
		114
		115	our $OUTPUT_RATE_MIN = 3000;
		116	our $OUTPUT_RATE_MAX = 1000000;
		117
		118	our $MAX_LINKS = 32; # how many chained exits to follow
		119	our $VERBOSE_IO = 1;
74		120
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	121	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	122	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	123	our $NEXT_TICK;
		124	our $USE_FSYNC = 1; # use fsync to write maps - default on
		125
		126	our $BDB_DEADLOCK_WATCHER;
		127	our $BDB_CHECKPOINT_WATCHER;
		128	our $BDB_TRICKLE_WATCHER;
		129	our $DB_ENV;
		130
		131	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		132
		133	our %CFG;
		134
		135	our $UPTIME; $UPTIME ||= time;
		136	our $RUNTIME = 0;
		137	our $SERVER_TICK = 0;
80	our $NOW;	138	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		139
83	our $BDB_POLL_WATCHER;	140	our (%PLAYER, %PLAYER_LOADING); # all users
84	our $DB_ENV;	141	our (%MAP, %MAP_LOADING ); # all maps
85
86	our %CFG;
87
88	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;
90
91	our %PLAYER; # all users
92	our %MAP; # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	142	our $LINK_MAP; # the special {link} map, which is always available
94		143
95	# used to convert map paths into valid unix filenames by replacing / by ∕	144	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	145	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		146
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	147	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	148	our $LOADAVG; # same thing, but with alpha-smoothing
		149	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	150	our $TICK_START; # for load detecting purposes
		151
		152	our @POST_INIT;
		153
		154	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		155	our $REALLY_UNLOOP; # never set to true, please :)
		156
		157	our $WAIT_FOR_TICK = new Coro::Signal;
		158	our @WAIT_FOR_TICK_BEGIN;
101		159
102	binmode STDOUT;	160	binmode STDOUT;
103	binmode STDERR;	161	binmode STDERR;
104		162
105	# read virtual server time, if available	163	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	164	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	165	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	166	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	167	$RUNTIME = <$fh> + 0.;
110	}	168	}
		169
		170	eval "sub TICK() { $TICK } 1" or die;
111		171
112	mkdir $_	172	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	173	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		174
115	our $EMERGENCY_POSITION;	175	our $EMERGENCY_POSITION;
116		176
117	sub cf::map::normalise;	177	sub cf::map::normalise;
118		178
		179	sub in_main() {
		180	$Coro::current == $Coro::main
		181	}
		182
119	#############################################################################	183	#############################################################################
120		184
		185	%REFLECT = ();
		186	for (@REFLECT) {
		187	my $reflect = JSON::XS::decode_json $_;
		188	$REFLECT{$reflect->{class}} = $reflect;
		189	}
		190
		191	# this is decidedly evil
		192	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		193
		194	#############################################################################
		195
121	=head2 GLOBAL VARIABLES	196	=head2 GLOBAL VARIABLES
122		197
123	=over 4	198	=over 4
124		199
125	=item $cf::UPTIME	200	=item $cf::UPTIME
126		201
127	The timestamp of the server start (so not actually an uptime).	202	The timestamp of the server start (so not actually an "uptime").
		203
		204	=item $cf::SERVER_TICK
		205
		206	An unsigned integer that starts at zero when the server is started and is
		207	incremented on every tick.
		208
		209	=item $cf::NOW
		210
		211	The (real) time of the last (current) server tick - updated before and
		212	after tick processing, so this is useful only as a rough "what time is it
		213	now" estimate.
		214
		215	=item $cf::TICK
		216
		217	The interval between each server tick, in seconds.
128		218
129	=item $cf::RUNTIME	219	=item $cf::RUNTIME
130		220
131	The time this server has run, starts at 0 and is increased by $cf::TICK on	221	The time this server has run, starts at 0 and is increased by $cf::TICK on
132	every server tick.	222	every server tick.
…		…
138	Various directories - "/etc", read-only install directory, perl-library	228	Various directories - "/etc", read-only install directory, perl-library
139	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	229	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
140	unique-items directory, player file directory, random maps directory and	230	unique-items directory, player file directory, random maps directory and
141	database environment.	231	database environment.
142		232
143	=item $cf::NOW
144
145	The time of the last (current) server tick.
146
147	=item $cf::TICK
148
149	The interval between server ticks, in seconds.
150
151	=item $cf::LOADAVG	233	=item $cf::LOADAVG
152		234
153	The current CPU load on the server (alpha-smoothed), as a value between 0	235	The current CPU load on the server (alpha-smoothed), as a value between 0
154	(none) and 1 (overloaded), indicating how much time is spent on processing	236	(none) and 1 (overloaded), indicating how much time is spent on processing
155	objects per tick. Healthy values are < 0.5.	237	objects per tick. Healthy values are < 0.5.
…		…
158		240
159	The raw value load value from the last tick.	241	The raw value load value from the last tick.
160		242
161	=item %cf::CFG	243	=item %cf::CFG
162		244
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	245	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	246	from wherever your confdir points to.
165		247
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	248	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		249
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	250	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
169	returns directly I<after> the tick processing (and consequently, can only wake one process	251	returns directly I<after> the tick processing (and consequently, can only wake one thread
170	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	252	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
171		253
		254	Note that cf::Wait_for_tick will immediately return when the server is not
		255	ticking, making it suitable for small pauses in threads that need to run
		256	when the server is paused. If that is not applicable (i.e. you I<really>
		257	want to wait, use C<$cf::WAIT_FOR_TICK>).
		258
		259	=item $cf::WAIT_FOR_TICK
		260
		261	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		262	variable contains a L<Coro::Signal> that is broadcats after every server
		263	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		264	next server tick.
		265
		266	=cut
		267
		268	sub wait_for_tick();
		269	sub wait_for_tick_begin();
		270
		271	=item @cf::INVOKE_RESULTS
		272
		273	This array contains the results of the last C<invoke ()> call. When
		274	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		275	that call.
		276
		277	=item %cf::REFLECT
		278
		279	Contains, for each (C++) class name, a hash reference with information
		280	about object members (methods, scalars, arrays and flags) and other
		281	metadata, which is useful for introspection.
		282
172	=back	283	=back
173		284
174	=cut	285	=cut
175		286
176	BEGIN {	287	sub error(@) { LOG llevError, join "", @_ }
177	*CORE::GLOBAL::warn = sub {	288	sub warn (@) { LOG llevWarn , join "", @_ }
		289	sub info (@) { LOG llevInfo , join "", @_ }
		290	sub debug(@) { LOG llevDebug, join "", @_ }
		291	sub trace(@) { LOG llevTrace, join "", @_ }
		292
		293	$Coro::State::WARNHOOK = sub {
178	my $msg = join "", @_;	294	my $msg = join "", @_;
179		295
180	$msg .= "\n"	296	$msg .= "\n"
181	unless $msg =~ /\n$/;	297	unless $msg =~ /\n$/;
182		298
183	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	299	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
184		300
185	utf8::encode $msg;
186	LOG llevError, $msg;	301	LOG llevWarn, $msg;
187	};	302	};
188	}	303
		304	$Coro::State::DIEHOOK = sub {
		305	return unless $^S eq 0; # "eq", not "=="
		306
		307	error Carp::longmess $_[0];
		308
		309	if (in_main) {#d#
		310	error "DIEHOOK called in main context, Coro bug?\n";#d#
		311	return;#d#
		312	}#d#
		313
		314	# kill coroutine otherwise
		315	Coro::terminate
		316	};
189		317
190	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	318	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
191	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	319	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
192	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	320	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
193	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	321	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
200	for my $pkg (qw(	328	for my $pkg (qw(
201	cf::global cf::attachable	329	cf::global cf::attachable
202	cf::object cf::object::player	330	cf::object cf::object::player
203	cf::client cf::player	331	cf::client cf::player
204	cf::arch cf::living	332	cf::arch cf::living
		333	cf::map cf::mapspace
205	cf::map cf::party cf::region	334	cf::party cf::region
206	)) {	335	)) {
207	no strict 'refs';
208	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	336	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
209	}	337	}
210		338
211	$Event::DIED = sub {	339	$EV::DIED = sub {
212	warn "error in event callback: @_";	340	Carp::cluck "error in event callback: @_";
213	};	341	};
		342
		343	#############################################################################
		344
		345	sub fork_call(&@);
		346	sub get_slot($;$$);
214		347
215	#############################################################################	348	#############################################################################
216		349
217	=head2 UTILITY FUNCTIONS	350	=head2 UTILITY FUNCTIONS
218		351
…		…
239	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	372	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
240	$d	373	$d
241	} || "[unable to dump $_[0]: '$@']";	374	} || "[unable to dump $_[0]: '$@']";
242	}	375	}
243		376
		377	=item $scalar = cf::load_file $path
		378
		379	Loads the given file from path and returns its contents. Croaks on error
		380	and can block.
		381
		382	=cut
		383
		384	sub load_file($) {
		385	0 <= aio_load $_[0], my $data
		386	or Carp::croak "$_[0]: $!";
		387
		388	$data
		389	}
		390
		391	=item $success = cf::replace_file $path, $data, $sync
		392
		393	Atomically replaces the file at the given $path with new $data, and
		394	optionally $sync the data to disk before replacing the file.
		395
		396	=cut
		397
		398	sub replace_file($$;$) {
		399	my ($path, $data, $sync) = @_;
		400
		401	my $lock = cf::lock_acquire ("replace_file:$path");
		402
		403	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		404	or return;
		405
		406	$data = $data->() if ref $data;
		407
		408	length $data == aio_write $fh, 0, (length $data), $data, 0
		409	or return;
		410
		411	!$sync
		412	or !aio_fsync $fh
		413	or return;
		414
		415	aio_close $fh
		416	and return;
		417
		418	aio_rename "$path~", $path
		419	and return;
		420
		421	if ($sync) {
		422	$path =~ s%/[^/]*$%%;
		423	aio_pathsync $path;
		424	}
		425
		426	1
		427	}
		428
244	=item $ref = cf::from_json $json	429	=item $ref = cf::decode_json $json
245		430
246	Converts a JSON string into the corresponding perl data structure.	431	Converts a JSON string into the corresponding perl data structure.
247		432
248	=item $json = cf::to_json $ref	433	=item $json = cf::encode_json $ref
249		434
250	Converts a perl data structure into its JSON representation.	435	Converts a perl data structure into its JSON representation.
251		436
252	=cut	437	=cut
253		438
254	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	439	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
255		440
256	sub to_json ($) { $json_coder->encode ($_[0]) }	441	sub encode_json($) { $json_coder->encode ($_[0]) }
257	sub from_json ($) { $json_coder->decode ($_[0]) }	442	sub decode_json($) { $json_coder->decode ($_[0]) }
		443
		444	=item $ref = cf::decode_storable $scalar
		445
		446	Same as Coro::Storable::thaw, so blocks.
		447
		448	=cut
		449
		450	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		451
		452	=item $ref = cf::decode_yaml $scalar
		453
		454	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		455
		456	=cut
		457
		458	sub decode_yaml($) {
		459	fork_call { YAML::XS::Load $_[0] } @_
		460	}
		461
		462	=item $scalar = cf::unlzf $scalar
		463
		464	Same as Compress::LZF::compress, but takes server ticks into account, so
		465	blocks.
		466
		467	=cut
		468
		469	sub unlzf($) {
		470	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		471	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		472	Compress::LZF::decompress $_[0]
		473	}
		474
		475	=item cf::post_init { BLOCK }
		476
		477	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		478	but I<before> the server starts ticking again.
		479
		480	The codeblock will have a single boolean argument to indicate whether this
		481	is a reload or not.
		482
		483	=cut
		484
		485	sub post_init(&) {
		486	push @POST_INIT, shift;
		487	}
		488
		489	sub _post_init {
		490	trace "running post_init jobs";
		491
		492	# run them in parallel...
		493
		494	my @join;
		495
		496	while () {
		497	push @join, map &Coro::async ($_, 0), @POST_INIT;
		498	@POST_INIT = ();
		499
		500	@join or last;
		501
		502	(pop @join)->join;
		503	}
		504	}
258		505
259	=item cf::lock_wait $string	506	=item cf::lock_wait $string
260		507
261	Wait until the given lock is available. See cf::lock_acquire.	508	Wait until the given lock is available. See cf::lock_acquire.
262		509
263	=item my $lock = cf::lock_acquire $string	510	=item my $lock = cf::lock_acquire $string
264		511
265	Wait until the given lock is available and then acquires it and returns	512	Wait until the given lock is available and then acquires it and returns
266	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	513	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
267	for example when the coroutine gets canceled), the lock is automatically	514	for example when the coroutine gets canceled), the lock is automatically
268	returned.	515	returned.
269		516
		517	Locks are *not* recursive, locking from the same coro twice results in a
		518	deadlocked coro.
		519
270	Lock names should begin with a unique identifier (for example, cf::map::find	520	Lock names should begin with a unique identifier (for example, cf::map::find
271	uses map_find and cf::map::load uses map_load).	521	uses map_find and cf::map::load uses map_load).
272		522
273	=item $locked = cf::lock_active $string	523	=item $locked = cf::lock_active $string
274		524
275	Return true if the lock is currently active, i.e. somebody has locked it.	525	Return true if the lock is currently active, i.e. somebody has locked it.
276		526
277	=cut	527	=cut
278		528
279	our %LOCK;	529	our $LOCKS = new Coro::SemaphoreSet;
280		530
281	sub lock_wait($) {	531	sub lock_wait($) {
282	my ($key) = @_;	532	$LOCKS->wait ($_[0]);
283
284	# wait for lock, if any
285	while ($LOCK{$key}) {
286	push @{ $LOCK{$key} }, $Coro::current;
287	Coro::schedule;
288	}
289	}	533	}
290		534
291	sub lock_acquire($) {	535	sub lock_acquire($) {
292	my ($key) = @_;	536	$LOCKS->guard ($_[0])
293
294	# wait, to be sure we are not locked
295	lock_wait $key;
296
297	$LOCK{$key} = [];
298
299	Coro::guard {
300	# wake up all waiters, to be on the safe side
301	$_->ready for @{ delete $LOCK{$key} };
302	}
303	}	537	}
304		538
305	sub lock_active($) {	539	sub lock_active($) {
306	my ($key) = @_;	540	$LOCKS->count ($_[0]) < 1
307
308	! ! $LOCK{$key}
309	}	541	}
310		542
311	sub freeze_mainloop {	543	sub freeze_mainloop {
312	return unless $TICK_WATCHER->is_active;	544	tick_inhibit_inc;
313		545
314	my $guard = Coro::guard {	546	&Guard::guard (\&tick_inhibit_dec);
315	$TICK_WATCHER->start;	547	}
		548
		549	=item cf::periodic $interval, $cb
		550
		551	Like EV::periodic, but randomly selects a starting point so that the actions
		552	get spread over time.
		553
		554	=cut
		555
		556	sub periodic($$) {
		557	my ($interval, $cb) = @_;
		558
		559	my $start = rand List::Util::min 180, $interval;
		560
		561	EV::periodic $start, $interval, 0, $cb
		562	}
		563
		564	=item cf::get_slot $time[, $priority[, $name]]
		565
		566	Allocate $time seconds of blocking CPU time at priority C<$priority>
		567	(default: 0): This call blocks and returns only when you have at least
		568	C<$time> seconds of cpu time till the next tick. The slot is only valid
		569	till the next cede.
		570
		571	Background jobs should use a priority les than zero, interactive jobs
		572	should use 100 or more.
		573
		574	The optional C<$name> can be used to identify the job to run. It might be
		575	used for statistical purposes and should identify the same time-class.
		576
		577	Useful for short background jobs.
		578
		579	=cut
		580
		581	our @SLOT_QUEUE;
		582	our $SLOT_QUEUE;
		583	our $SLOT_DECAY = 0.9;
		584
		585	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		586	$SLOT_QUEUE = Coro::async {
		587	$Coro::current->desc ("timeslot manager");
		588
		589	my $signal = new Coro::Signal;
		590	my $busy;
		591
		592	while () {
		593	next_job:
		594
		595	my $avail = cf::till_tick;
		596
		597	for (0 .. $#SLOT_QUEUE) {
		598	if ($SLOT_QUEUE[$_][0] <= $avail) {
		599	$busy = 0;
		600	my $job = splice @SLOT_QUEUE, $_, 1, ();
		601	$job->[2]->send;
		602	Coro::cede;
		603	goto next_job;
		604	} else {
		605	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		606	}
		607	}
		608
		609	if (@SLOT_QUEUE) {
		610	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		611	$WAIT_FOR_TICK->wait;
		612	} else {
		613	$busy = 0;
		614	Coro::schedule;
		615	}
316	};	616	}
317	$TICK_WATCHER->stop;	617	};
318	$guard	618
		619	sub get_slot($;$$) {
		620	return if tick_inhibit || $Coro::current == $Coro::main;
		621
		622	my ($time, $pri, $name) = @_;
		623
		624	$time = clamp $time, 0.01, $TICK * .6;
		625
		626	my $sig = new Coro::Signal;
		627
		628	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		629	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		630	$SLOT_QUEUE->ready;
		631	$sig->wait;
319	}	632	}
320		633
321	=item cf::async { BLOCK }	634	=item cf::async { BLOCK }
322		635
323	Currently the same as Coro::async_pool, meaning you cannot use	636	Currently the same as Coro::async_pool, meaning you cannot use
…		…
328		641
329	BEGIN { *async = \&Coro::async_pool }	642	BEGIN { *async = \&Coro::async_pool }
330		643
331	=item cf::sync_job { BLOCK }	644	=item cf::sync_job { BLOCK }
332		645
333	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	646	The design of Deliantra requires that the main coroutine ($Coro::main)
334	is always able to handle events or runnable, as Crossfire TRT is only	647	is always able to handle events or runnable, as Deliantra is only
335	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	648	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
336	acceptable.	649	acceptable.
337		650
338	If it must be done, put the blocking parts into C<sync_job>. This will run	651	If it must be done, put the blocking parts into C<sync_job>. This will run
339	the given BLOCK in another coroutine while waiting for the result. The	652	the given BLOCK in another coroutine while waiting for the result. The
…		…
343	=cut	656	=cut
344		657
345	sub sync_job(&) {	658	sub sync_job(&) {
346	my ($job) = @_;	659	my ($job) = @_;
347		660
348	if ($Coro::current == $Coro::main) {	661	if (in_main) {
349	my $time = Event::time;	662	my $time = AE::time;
350		663
351	# this is the main coro, too bad, we have to block	664	# this is the main coro, too bad, we have to block
352	# till the operation succeeds, freezing the server :/	665	# till the operation succeeds, freezing the server :/
353		666
354	# TODO: use suspend/resume instead	667	#LOG llevError, Carp::longmess "sync job";#d#
355	# (but this is cancel-safe)	668
356	my $freeze_guard = freeze_mainloop;	669	my $freeze_guard = freeze_mainloop;
357		670
358	my $busy = 1;	671	my $busy = 1;
359	my @res;	672	my @res;
360		673
361	(async {	674	(async {
		675	$Coro::current->desc ("sync job coro");
362	@res = eval { $job->() };	676	@res = eval { $job->() };
363	warn $@ if $@;	677	error $@ if $@;
364	undef $busy;	678	undef $busy;
365	})->prio (Coro::PRIO_MAX);	679	})->prio (Coro::PRIO_MAX);
366		680
367	while ($busy) {	681	while ($busy) {
368	Coro::cede or Event::one_event;	682	if (Coro::nready) {
		683	Coro::cede_notself;
		684	} else {
		685	EV::loop EV::LOOP_ONESHOT;
369	}	686	}
		687	}
370		688
371	$time = Event::time - $time;	689	my $time = AE::time - $time;
372		690
373	LOG llevError | logBacktrace, Carp::longmess "long sync job"
374	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
375
376	$tick_start += $time; # do not account sync jobs to server load	691	$TICK_START += $time; # do not account sync jobs to server load
377		692
378	wantarray ? @res : $res[0]	693	wantarray ? @res : $res[0]
379	} else {	694	} else {
380	# we are in another coroutine, how wonderful, everything just works	695	# we are in another coroutine, how wonderful, everything just works
381		696
…		…
401	$EXT_CORO{$coro+0} = $coro;	716	$EXT_CORO{$coro+0} = $coro;
402		717
403	$coro	718	$coro
404	}	719	}
405		720
406	=item fork_call { }, $args	721	=item fork_call { }, @args
407		722
408	Executes the given code block with the given arguments in a seperate	723	Executes the given code block with the given arguments in a seperate
409	process, returning the results. Everything must be serialisable with	724	process, returning the results. Everything must be serialisable with
410	Coro::Storable. May, of course, block. Note that the executed sub may	725	Coro::Storable. May, of course, block. Note that the executed sub may
411	never block itself or use any form of Event handling.	726	never block itself or use any form of event handling.
412		727
413	=cut	728	=cut
414		729
415	sub _store_scalar {	730	sub post_fork {
416	open my $fh, ">", \my $buf	731	reset_signals;
417	or die "fork_call: cannot open fh-to-buf in child : $!";
418	Storable::store_fd $_[0], $fh;
419	close $fh;
420
421	$buf
422	}	732	}
423		733
424	sub fork_call(&@) {	734	sub fork_call(&@) {
425	my ($cb, @args) = @_;	735	my ($cb, @args) = @_;
426		736
427	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	737	# we seemingly have to make a local copy of the whole thing,
428	# or die "socketpair: $!";	738	# otherwise perl prematurely frees the stuff :/
429	pipe my $fh1, my $fh2	739	# TODO: investigate and fix (likely this will be rather laborious)
430	or die "pipe: $!";
431		740
432	if (my $pid = fork) {	741	my @res = Coro::Util::fork_eval {
433	close $fh2;	742	cf::post_fork;
		743	&$cb
		744	} @args;
434		745
435	my $res = (Coro::Handle::unblock $fh1)->readline (undef);	746	wantarray ? @res : $res[-1]
436	warn "pst<$res>" unless $res =~ /^pst/;	747	}
437	$res = Coro::Storable::thaw $res;
438		748
439	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave	749	sub objinfo {
440
441	Carp::confess $$res unless "ARRAY" eq ref $res;
442
443	return wantarray ? @$res : $res->[-1];
444	} else {
445	reset_signals;
446	local $SIG{__WARN__};
447	local $SIG{__DIE__};
448	# just in case, this hack effectively disables event
449	# in the child. cleaner and slower would be canceling all watchers,
450	# but this works for the time being.
451	local $Coro::idle;
452	$Coro::current->prio (Coro::PRIO_MAX);
453
454	eval {
455	close $fh1;
456
457	my @res = eval { $cb->(@args) };
458
459	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
460	close $fh2;
461	};
462
463	warn $@ if $@;
464	_exit 0;
465	}	750	(
		751	"counter value" => cf::object::object_count,
		752	"objects created" => cf::object::create_count,
		753	"objects destroyed" => cf::object::destroy_count,
		754	"freelist size" => cf::object::free_count,
		755	"allocated objects" => cf::object::objects_size,
		756	"active objects" => cf::object::actives_size,
		757	)
		758	}
		759
		760	=item $coin = coin_from_name $name
		761
		762	=cut
		763
		764	our %coin_alias = (
		765	"silver" => "silvercoin",
		766	"silvercoin" => "silvercoin",
		767	"silvercoins" => "silvercoin",
		768	"gold" => "goldcoin",
		769	"goldcoin" => "goldcoin",
		770	"goldcoins" => "goldcoin",
		771	"platinum" => "platinacoin",
		772	"platinumcoin" => "platinacoin",
		773	"platinumcoins" => "platinacoin",
		774	"platina" => "platinacoin",
		775	"platinacoin" => "platinacoin",
		776	"platinacoins" => "platinacoin",
		777	"royalty" => "royalty",
		778	"royalties" => "royalty",
		779	);
		780
		781	sub coin_from_name($) {
		782	$coin_alias{$_[0]}
		783	? cf::arch::find $coin_alias{$_[0]}
		784	: undef
466	}	785	}
467		786
468	=item $value = cf::db_get $family => $key	787	=item $value = cf::db_get $family => $key
469		788
470	Returns a single value from the environment database.	789	Returns a single value from the environment database.
…		…
472	=item cf::db_put $family => $key => $value	791	=item cf::db_put $family => $key => $value
473		792
474	Stores the given C<$value> in the family. It can currently store binary	793	Stores the given C<$value> in the family. It can currently store binary
475	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	794	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
476		795
		796	=item $db = cf::db_table "name"
		797
		798	Create and/or open a new database table. The string must not be "db" and must be unique
		799	within each server.
		800
477	=cut	801	=cut
		802
		803	sub db_table($) {
		804	cf::error "db_get called from main context"
		805	if $Coro::current == $Coro::main;
		806
		807	my ($name) = @_;
		808	my $db = BDB::db_create $DB_ENV;
		809
		810	eval {
		811	$db->set_flags (BDB::CHKSUM);
		812
		813	utf8::encode $name;
		814	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		815	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		816	cf::cleanup "db_open(db): $!" if $!;
		817	};
		818	cf::cleanup "db_open(db): $@" if $@;
		819
		820	$db
		821	}
478		822
479	our $DB;	823	our $DB;
480		824
481	sub db_init {	825	sub db_init {
482	unless ($DB) {	826	$DB ||= db_table "db";
483	$DB = BDB::db_create $DB_ENV;
484
485	cf::sync_job {
486	eval {
487	$DB->set_flags (BDB::CHKSUM);
488
489	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
490	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
491	cf::cleanup "db_open(db): $!" if $!;
492	};
493	cf::cleanup "db_open(db): $@" if $@;
494	};
495	}
496	}	827	}
497		828
498	sub db_get($$) {	829	sub db_get($$) {
499	my $key = "$_[0]/$_[1]";	830	my $key = "$_[0]/$_[1]";
500		831
501	cf::sync_job {	832	cf::error "db_get called from main context"
		833	if $Coro::current == $Coro::main;
		834
502	BDB::db_get $DB, undef, $key, my $data;	835	BDB::db_get $DB, undef, $key, my $data;
503		836
504	$! ? ()	837	$! ? ()
505	: $data	838	: $data
506	}
507	}	839	}
508		840
509	sub db_put($$$) {	841	sub db_put($$$) {
510	BDB::dbreq_pri 4;	842	BDB::dbreq_pri 4;
511	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	843	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
539		871
540	my @data;	872	my @data;
541	my $md5;	873	my $md5;
542		874
543	for (0 .. $#$src) {	875	for (0 .. $#$src) {
544	0 <= aio_load $src->[$_], $data[$_]	876	$data[$_] = load_file $src->[$_];
545	or Carp::croak "$src->[$_]: $!";
546	}	877	}
547		878
548	# if processing is expensive, check	879	# if processing is expensive, check
549	# checksum first	880	# checksum first
550	if (1) {	881	if (1) {
551	$md5 =	882	$md5 =
552	join "\x00",	883	join "\x00",
553	$processversion,	884	$processversion,
554	map {	885	map {
555	Coro::cede;	886	cf::cede_to_tick;
556	($src->[$_], Digest::MD5::md5_hex $data[$_])	887	($src->[$_], Digest::MD5::md5_hex $data[$_])
557	} 0.. $#$src;	888	} 0.. $#$src;
558		889
559		890
560	my $dbmd5 = db_get cache => "$id/md5";	891	my $dbmd5 = db_get cache => "$id/md5";
…		…
567		898
568	my $t1 = Time::HiRes::time;	899	my $t1 = Time::HiRes::time;
569	my $data = $process->(\@data);	900	my $data = $process->(\@data);
570	my $t2 = Time::HiRes::time;	901	my $t2 = Time::HiRes::time;
571		902
572	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	903	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
573		904
574	db_put cache => "$id/data", $data;	905	db_put cache => "$id/data", $data;
575	db_put cache => "$id/md5" , $md5;	906	db_put cache => "$id/md5" , $md5;
576	db_put cache => "$id/meta", $meta;	907	db_put cache => "$id/meta", $meta;
577		908
…		…
587		918
588	=cut	919	=cut
589		920
590	sub datalog($@) {	921	sub datalog($@) {
591	my ($type, %kv) = @_;	922	my ($type, %kv) = @_;
592	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	923	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
593	}	924	}
594		925
595	=back	926	=back
596		927
597	=cut	928	=cut
598		929
599	#############################################################################	930	#############################################################################
600		931
601	=head2 ATTACHABLE OBJECTS	932	=head2 ATTACHABLE OBJECTS
602		933
603	Many objects in crossfire are so-called attachable objects. That means you can	934	Many objects in deliantra are so-called attachable objects. That means you can
604	attach callbacks/event handlers (a collection of which is called an "attachment")	935	attach callbacks/event handlers (a collection of which is called an "attachment")
605	to it. All such attachable objects support the following methods.	936	to it. All such attachable objects support the following methods.
606		937
607	In the following description, CLASS can be any of C<global>, C<object>	938	In the following description, CLASS can be any of C<global>, C<object>
608	C<player>, C<client> or C<map> (i.e. the attachable objects in	939	C<player>, C<client> or C<map> (i.e. the attachable objects in
609	Crossfire TRT).	940	Deliantra).
610		941
611	=over 4	942	=over 4
612		943
613	=item $attachable->attach ($attachment, key => $value...)	944	=item $attachable->attach ($attachment, key => $value...)
614		945
…		…
658	=item cf::CLASS::attachment $name, ...	989	=item cf::CLASS::attachment $name, ...
659		990
660	Register an attachment by C<$name> through which attachable objects of the	991	Register an attachment by C<$name> through which attachable objects of the
661	given CLASS can refer to this attachment.	992	given CLASS can refer to this attachment.
662		993
663	Some classes such as crossfire maps and objects can specify attachments	994	Some classes such as deliantra maps and objects can specify attachments
664	that are attached at load/instantiate time, thus the need for a name.	995	that are attached at load/instantiate time, thus the need for a name.
665		996
666	These calls expect any number of the following handler/hook descriptions:	997	These calls expect any number of the following handler/hook descriptions:
667		998
668	=over 4	999	=over 4
…		…
792		1123
793	} elsif (exists $cb_id{$type}) {	1124	} elsif (exists $cb_id{$type}) {
794	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1125	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
795		1126
796	} elsif (ref $type) {	1127	} elsif (ref $type) {
797	warn "attaching objects not supported, ignoring.\n";	1128	error "attaching objects not supported, ignoring.\n";
798		1129
799	} else {	1130	} else {
800	shift @arg;	1131	shift @arg;
801	warn "attach argument '$type' not supported, ignoring.\n";	1132	error "attach argument '$type' not supported, ignoring.\n";
802	}	1133	}
803	}	1134	}
804	}	1135	}
805		1136
806	sub _object_attach {	1137	sub _object_attach {
…		…
816	_attach $registry, $klass, @attach;	1147	_attach $registry, $klass, @attach;
817	}	1148	}
818		1149
819	$obj->{$name} = \%arg;	1150	$obj->{$name} = \%arg;
820	} else {	1151	} else {
821	warn "object uses attachment '$name' which is not available, postponing.\n";	1152	info "object uses attachment '$name' which is not available, postponing.\n";
822	}	1153	}
823		1154
824	$obj->{_attachment}{$name} = undef;	1155	$obj->{_attachment}{$name} = undef;
825	}	1156	}
826		1157
…		…
866	";	1197	";
867	die if $@;	1198	die if $@;
868	}	1199	}
869		1200
870	our $override;	1201	our $override;
871	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1202	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
872		1203
873	sub override {	1204	sub override {
874	$override = 1;	1205	$override = 1;
875	@invoke_results = ();	1206	@INVOKE_RESULTS = (@_);
876	}	1207	}
877		1208
878	sub do_invoke {	1209	sub do_invoke {
879	my $event = shift;	1210	my $event = shift;
880	my $callbacks = shift;	1211	my $callbacks = shift;
881		1212
882	@invoke_results = ();	1213	@INVOKE_RESULTS = ();
883		1214
884	local $override;	1215	local $override;
885		1216
886	for (@$callbacks) {	1217	for (@$callbacks) {
887	eval { &{$_->[1]} };	1218	eval { &{$_->[1]} };
888		1219
889	if ($@) {	1220	if ($@) {
890	warn "$@";
891	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1221	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
892	override;	1222	override;
893	}	1223	}
894		1224
895	return 1 if $override;	1225	return 1 if $override;
896	}	1226	}
897		1227
898	0	1228	0
899	}	1229	}
900		1230
901	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1231	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
902		1232
903	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1233	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
904		1234
905	Generate an object-specific event with the given arguments.	1235	Generate an object-specific event with the given arguments.
906		1236
907	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1237	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
908	removed in future versions), and there is no public API to access override	1238	removed in future versions), and there is no public API to access override
909	results (if you must, access C<@cf::invoke_results> directly).	1239	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
910		1240
911	=back	1241	=back
912		1242
913	=cut	1243	=cut
914		1244
915	#############################################################################	1245	#############################################################################
916	# object support	1246	# object support
		1247
		1248	sub _object_equal($$);
		1249	sub _object_equal($$) {
		1250	my ($a, $b) = @_;
		1251
		1252	return 0 unless (ref $a) eq (ref $b);
		1253
		1254	if ("HASH" eq ref $a) {
		1255	my @ka = keys %$a;
		1256	my @kb = keys %$b;
		1257
		1258	return 0 if @ka != @kb;
		1259
		1260	for (0 .. $#ka) {
		1261	return 0 unless $ka[$_] eq $kb[$_];
		1262	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1263	}
		1264
		1265	} elsif ("ARRAY" eq ref $a) {
		1266
		1267	return 0 if @$a != @$b;
		1268
		1269	for (0 .. $#$a) {
		1270	return 0 unless _object_equal $a->[$_], $b->[$_];
		1271	}
		1272
		1273	} elsif ($a ne $b) {
		1274	return 0;
		1275	}
		1276
		1277	1
		1278	}
		1279
		1280	our $SLOW_MERGES;#d#
		1281	sub _can_merge {
		1282	my ($ob1, $ob2) = @_;
		1283
		1284	++$SLOW_MERGES;#d#
		1285
		1286	# we do the slow way here
		1287	return _object_equal $ob1, $ob2
		1288	}
917		1289
918	sub reattach {	1290	sub reattach {
919	# basically do the same as instantiate, without calling instantiate	1291	# basically do the same as instantiate, without calling instantiate
920	my ($obj) = @_;	1292	my ($obj) = @_;
921		1293
		1294	# no longer needed after getting rid of delete_package?
922	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1295	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
923		1296
924	my $registry = $obj->registry;	1297	my $registry = $obj->registry;
925		1298
926	@$registry = ();	1299	@$registry = ();
927		1300
…		…
932	for (@$attach) {	1305	for (@$attach) {
933	my ($klass, @attach) = @$_;	1306	my ($klass, @attach) = @$_;
934	_attach $registry, $klass, @attach;	1307	_attach $registry, $klass, @attach;
935	}	1308	}
936	} else {	1309	} else {
937	warn "object uses attachment '$name' that is not available, postponing.\n";	1310	info "object uses attachment '$name' that is not available, postponing.\n";
938	}	1311	}
939	}	1312	}
940	}	1313	}
941		1314
942	cf::attachable->attach (	1315	cf::attachable->attach (
943	prio => -1000000,	1316	prio => -1000000,
944	on_instantiate => sub {	1317	on_instantiate => sub {
945	my ($obj, $data) = @_;	1318	my ($obj, $data) = @_;
946		1319
947	$data = from_json $data;	1320	$data = decode_json $data;
948		1321
949	for (@$data) {	1322	for (@$data) {
950	my ($name, $args) = @$_;	1323	my ($name, $args) = @$_;
951		1324
952	$obj->attach ($name, %{$args || {} });	1325	$obj->attach ($name, %{$args || {} });
…		…
968	sub object_freezer_save {	1341	sub object_freezer_save {
969	my ($filename, $rdata, $objs) = @_;	1342	my ($filename, $rdata, $objs) = @_;
970		1343
971	sync_job {	1344	sync_job {
972	if (length $$rdata) {	1345	if (length $$rdata) {
		1346	utf8::decode (my $decname = $filename);
973	warn sprintf "saving %s (%d,%d)\n",	1347	trace sprintf "saving %s (%d,%d)\n",
974	$filename, length $$rdata, scalar @$objs;	1348	$decname, length $$rdata, scalar @$objs
		1349	if $VERBOSE_IO;
975		1350
976	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1351	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
977	chmod SAVE_MODE, $fh;	1352	aio_chmod $fh, SAVE_MODE;
978	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1353	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
979	aio_fsync $fh if $cf::USE_FSYNC;	1354	if ($cf::USE_FSYNC) {
		1355	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1356	aio_fsync $fh;
		1357	}
980	close $fh;	1358	aio_close $fh;
981		1359
982	if (@$objs) {	1360	if (@$objs) {
983	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1361	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
984	chmod SAVE_MODE, $fh;	1362	aio_chmod $fh, SAVE_MODE;
985	my $data = Storable::nfreeze { version => 1, objs => $objs };	1363	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
986	aio_write $fh, 0, (length $data), $data, 0;	1364	aio_write $fh, 0, (length $data), $data, 0;
987	aio_fsync $fh if $cf::USE_FSYNC;	1365	if ($cf::USE_FSYNC) {
		1366	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1367	aio_fsync $fh;
		1368	}
988	close $fh;	1369	aio_close $fh;
989	aio_rename "$filename.pst~", "$filename.pst";	1370	aio_rename "$filename.pst~", "$filename.pst";
990	}	1371	}
991	} else {	1372	} else {
992	aio_unlink "$filename.pst";	1373	aio_unlink "$filename.pst";
993	}	1374	}
994		1375
995	aio_rename "$filename~", $filename;	1376	aio_rename "$filename~", $filename;
		1377
		1378	$filename =~ s%/[^/]+$%%;
		1379	aio_pathsync $filename if $cf::USE_FSYNC;
996	} else {	1380	} else {
997	warn "FATAL: $filename~: $!\n";	1381	error "unable to save objects: $filename~: $!\n";
998	}	1382	}
999	} else {	1383	} else {
1000	aio_unlink $filename;	1384	aio_unlink $filename;
1001	aio_unlink "$filename.pst";	1385	aio_unlink "$filename.pst";
1002	}	1386	}
1003	}	1387	};
1004	}	1388	}
1005		1389
1006	sub object_freezer_as_string {	1390	sub object_freezer_as_string {
1007	my ($rdata, $objs) = @_;	1391	my ($rdata, $objs) = @_;
1008		1392
…		…
1020	or return;	1404	or return;
1021		1405
1022	unless (aio_stat "$filename.pst") {	1406	unless (aio_stat "$filename.pst") {
1023	(aio_load "$filename.pst", $av) >= 0	1407	(aio_load "$filename.pst", $av) >= 0
1024	or return;	1408	or return;
		1409
1025	$av = eval { (Storable::thaw $av)->{objs} };	1410	my $st = eval { Coro::Storable::thaw $av };
		1411	$av = $st->{objs};
1026	}	1412	}
1027		1413
		1414	utf8::decode (my $decname = $filename);
1028	warn sprintf "loading %s (%d)\n",	1415	trace sprintf "loading %s (%d,%d)\n",
1029	$filename, length $data, scalar @{$av || []};	1416	$decname, length $data, scalar @{$av || []}
		1417	if $VERBOSE_IO;
		1418
1030	return ($data, $av);	1419	($data, $av)
1031	}	1420	}
1032		1421
1033	=head2 COMMAND CALLBACKS	1422	=head2 COMMAND CALLBACKS
1034		1423
1035	=over 4	1424	=over 4
…		…
1089	my ($name, $cb) = @_;	1478	my ($name, $cb) = @_;
1090		1479
1091	$EXTICMD{$name} = $cb;	1480	$EXTICMD{$name} = $cb;
1092	}	1481	}
1093		1482
		1483	use File::Glob ();
		1484
1094	cf::player->attach (	1485	cf::player->attach (
1095	on_command => sub {	1486	on_unknown_command => sub {
1096	my ($pl, $name, $params) = @_;	1487	my ($pl, $name, $params) = @_;
1097		1488
1098	my $cb = $COMMAND{$name}	1489	my $cb = $COMMAND{$name}
1099	or return;	1490	or return;
1100		1491
…		…
1108	my ($pl, $buf) = @_;	1499	my ($pl, $buf) = @_;
1109		1500
1110	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1501	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1111		1502
1112	if (ref $msg) {	1503	if (ref $msg) {
		1504	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
		1505
		1506	my @reply;
		1507
1113	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1508	if (my $cb = $EXTCMD{$type}) {
1114	if (my %reply = $cb->($pl, $msg)) {	1509	@reply = $cb->($pl, @payload);
1115	$pl->ext_reply ($msg->{msgid}, %reply);
1116	}
1117	}	1510	}
		1511
		1512	$pl->ext_reply ($reply, @reply)
		1513	if $reply;
		1514
1118	} else {	1515	} else {
1119	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1516	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1120	}	1517	}
1121		1518
1122	cf::override;	1519	cf::override;
1123	},	1520	},
1124	);	1521	);
1125		1522
		1523	# "readahead" all extensions
		1524	sub cache_extensions {
		1525	my $grp = IO::AIO::aio_group;
		1526
		1527	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1528	for (grep /\.ext$/, @{$_[0]}) {
		1529	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1530	}
		1531	};
		1532
		1533	$grp
		1534	}
		1535
1126	sub load_extensions {	1536	sub load_extensions {
		1537	info "loading extensions...";
		1538
1127	cf::sync_job {	1539	cf::sync_job {
1128	my %todo;	1540	my %todo;
1129		1541
1130	for my $path (<$LIBDIR/*.ext>) {	1542	for my $path (<$LIBDIR/*.ext>) {
1131	next unless -r $path;	1543	next unless -r $path;
…		…
1149		1561
1150	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1562	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1151	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1563	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1152		1564
1153	$ext{source} =	1565	$ext{source} =
1154	"package $pkg; use strict; use utf8;\n"	1566	"package $pkg; use common::sense;\n"
1155	. "#line 1 \"$path\"\n{\n"	1567	. "#line 1 \"$path\"\n{\n"
1156	. $source	1568	. $source
1157	. "\n};\n1";	1569	. "\n};\n1";
1158		1570
1159	$todo{$base} = \%ext;	1571	$todo{$base} = \%ext;
1160	}	1572	}
1161		1573
		1574	my $pass = 0;
1162	my %done;	1575	my %done;
1163	while (%todo) {	1576	while (%todo) {
1164	my $progress;	1577	my $progress;
1165		1578
		1579	++$pass;
		1580
		1581	ext:
1166	while (my ($k, $v) = each %todo) {	1582	while (my ($k, $v) = each %todo) {
1167	for (split /,\s*/, $v->{meta}{depends}) {	1583	for (split /,\s*/, $v->{meta}{depends}) {
1168	goto skip	1584	next ext
1169	unless exists $done{$_};	1585	unless exists $done{$_};
1170	}	1586	}
1171		1587
1172	warn "... loading '$k' into '$v->{pkg}'\n";	1588	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1173		1589
1174	unless (eval $v->{source}) {	1590	my $active = eval $v->{source};
		1591
		1592	if (length $@) {
1175	my $msg = $@ ? "$v->{path}: $@\n"	1593	error "$v->{path}: $@\n";
1176	: "$v->{base}: extension inactive.\n";
1177		1594
		1595	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1178	if (exists $v->{meta}{mandatory}) {	1596	if exists $v->{meta}{mandatory};
1179	warn $msg;	1597
1180	warn "mandatory extension failed to load, exiting.\n";	1598	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1181	exit 1;	1599	delete $todo{$k};
1182	}	1600	} else {
1183		1601	$done{$k} = delete $todo{$k};
1184	warn $msg;	1602	push @EXTS, $v->{pkg};
		1603	$progress = 1;
		1604
		1605	info "$v->{base}: extension inactive.\n"
		1606	unless $active;
1185	}	1607	}
1186
1187	$done{$k} = delete $todo{$k};
1188	push @EXTS, $v->{pkg};
1189	$progress = 1;
1190	}	1608	}
1191		1609
1192	skip:	1610	unless ($progress) {
1193	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1611	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1194	unless $progress;	1612
		1613	while (my ($k, $v) = each %todo) {
		1614	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1615	if exists $v->{meta}{mandatory};
		1616	}
		1617
		1618	last;
		1619	}
1195	}	1620	}
1196	};	1621	};
1197	}	1622	}
1198		1623
1199	#############################################################################	1624	#############################################################################
1200		1625
1201	=back	1626	=back
1202		1627
1203	=head2 CORE EXTENSIONS	1628	=head2 CORE EXTENSIONS
1204		1629
1205	Functions and methods that extend core crossfire objects.	1630	Functions and methods that extend core deliantra objects.
1206		1631
1207	=cut	1632	=cut
1208		1633
1209	package cf::player;	1634	package cf::player;
1210		1635
1211	use Coro::AIO;	1636	use Coro::AIO;
1212		1637
1213	=head3 cf::player	1638	=head3 cf::player
1214		1639
1215	=over 4	1640	=over 4
		1641
		1642	=item cf::player::num_playing
		1643
		1644	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1645
		1646	=cut
		1647
		1648	sub num_playing {
		1649	scalar grep
		1650	$_->ob->map
		1651	&& !$_->hidden
		1652	&& !$_->ob->flag (cf::FLAG_WIZ),
		1653	cf::player::list
		1654	}
1216		1655
1217	=item cf::player::find $login	1656	=item cf::player::find $login
1218		1657
1219	Returns the given player object, loading it if necessary (might block).	1658	Returns the given player object, loading it if necessary (might block).
1220		1659
…		…
1239		1678
1240	sub exists($) {	1679	sub exists($) {
1241	my ($login) = @_;	1680	my ($login) = @_;
1242		1681
1243	$cf::PLAYER{$login}	1682	$cf::PLAYER{$login}
1244	or cf::sync_job { !aio_stat path $login }	1683	or !aio_stat path $login
1245	}	1684	}
1246		1685
1247	sub find($) {	1686	sub find($) {
1248	return $cf::PLAYER{$_[0]} || do {	1687	return $cf::PLAYER{$_[0]} || do {
1249	my $login = $_[0];	1688	my $login = $_[0];
…		…
1256	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1695	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1257	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1696	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1258	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1697	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1259	aio_unlink +(playerdir $login) . "/$login.pl";	1698	aio_unlink +(playerdir $login) . "/$login.pl";
1260		1699
1261	my $pl = load_pl path $login	1700	my $f = new_from_file cf::object::thawer path $login
1262	or return;	1701	or return;
		1702
		1703	my $pl = cf::player::load_pl $f
		1704	or return;
		1705
		1706	local $cf::PLAYER_LOADING{$login} = $pl;
		1707	$f->resolve_delayed_derefs;
1263	$cf::PLAYER{$login} = $pl	1708	$cf::PLAYER{$login} = $pl
1264	}	1709	}
1265	}	1710	}
1266	}	1711	}
		1712
		1713	cf::player->attach (
		1714	on_load => sub {
		1715	my ($pl, $path) = @_;
		1716
		1717	# restore slots saved in save, below
		1718	my $slots = delete $pl->{_slots};
		1719
		1720	$pl->ob->current_weapon ($slots->[0]);
		1721	$pl->combat_ob ($slots->[1]);
		1722	$pl->ranged_ob ($slots->[2]);
		1723	},
		1724	);
1267		1725
1268	sub save($) {	1726	sub save($) {
1269	my ($pl) = @_;	1727	my ($pl) = @_;
1270		1728
1271	return if $pl->{deny_save};	1729	return if $pl->{deny_save};
…		…
1276	return if $pl->{deny_save};	1734	return if $pl->{deny_save};
1277		1735
1278	aio_mkdir playerdir $pl, 0770;	1736	aio_mkdir playerdir $pl, 0770;
1279	$pl->{last_save} = $cf::RUNTIME;	1737	$pl->{last_save} = $cf::RUNTIME;
1280		1738
		1739	cf::get_slot 0.01;
		1740
		1741	# save slots, to be restored later
		1742	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1743
1281	$pl->save_pl ($path);	1744	$pl->save_pl ($path);
1282	Coro::cede;	1745	cf::cede_to_tick;
1283	}	1746	}
1284		1747
1285	sub new($) {	1748	sub new($) {
1286	my ($login) = @_;	1749	my ($login) = @_;
1287		1750
…		…
1293	$cf::PLAYER{$login} = $self;	1756	$cf::PLAYER{$login} = $self;
1294		1757
1295	$self	1758	$self
1296	}	1759	}
1297		1760
		1761	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1762
		1763	=cut
		1764
		1765	sub send_msg {
		1766	my $ns = shift->ns
		1767	or return;
		1768	$ns->send_msg (@_);
		1769	}
		1770
1298	=item $pl->quit_character	1771	=item $pl->quit_character
1299		1772
1300	Nukes the player without looking back. If logged in, the connection will	1773	Nukes the player without looking back. If logged in, the connection will
1301	be destroyed. May block for a long time.	1774	be destroyed. May block for a long time.
1302		1775
…		…
1306	my ($pl) = @_;	1779	my ($pl) = @_;
1307		1780
1308	my $name = $pl->ob->name;	1781	my $name = $pl->ob->name;
1309		1782
1310	$pl->{deny_save} = 1;	1783	$pl->{deny_save} = 1;
1311	$pl->password ("*"); # this should lock out the player until we nuked the dir	1784	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1312		1785
1313	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1786	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1314	$pl->deactivate;	1787	$pl->deactivate;
		1788
		1789	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1315	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1790	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1791	ext::highscore::check ($pl->ob);
		1792
1316	$pl->ns->destroy if $pl->ns;	1793	$pl->ns->destroy if $pl->ns;
1317		1794
1318	my $path = playerdir $pl;	1795	my $path = playerdir $pl;
1319	my $temp = "$path~$cf::RUNTIME~deleting~";	1796	my $temp = "$path~$cf::RUNTIME~deleting~";
1320	aio_rename $path, $temp;	1797	aio_rename $path, $temp;
…		…
1355	or return [];	1832	or return [];
1356		1833
1357	my @logins;	1834	my @logins;
1358		1835
1359	for my $login (@$dirs) {	1836	for my $login (@$dirs) {
		1837	my $path = path $login;
		1838
		1839	# a .pst is a dead give-away for a valid player
		1840	# if no pst file found, open and chekc for blocked users
		1841	if (aio_stat "$path.pst") {
1360	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1842	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1361	aio_read $fh, 0, 512, my $buf, 0 or next;	1843	aio_read $fh, 0, 512, my $buf, 0 or next;
1362	$buf !~ /^password -------------$/m or next; # official not-valid tag	1844	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1845	}
1363		1846
1364	utf8::decode $login;	1847	utf8::decode $login;
1365	push @logins, $login;	1848	push @logins, $login;
1366	}	1849	}
1367		1850
1368	\@logins	1851	\@logins
1369	}	1852	}
1370		1853
1371	=item $player->maps	1854	=item $player->maps
		1855
		1856	=item cf::player::maps $login
1372		1857
1373	Returns an arrayref of map paths that are private for this	1858	Returns an arrayref of map paths that are private for this
1374	player. May block.	1859	player. May block.
1375		1860
1376	=cut	1861	=cut
…		…
1394	}	1879	}
1395		1880
1396	\@paths	1881	\@paths
1397	}	1882	}
1398		1883
1399	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1884	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1400		1885
1401	Expand crossfire pod fragments into protocol xml.	1886	Expand deliantra pod fragments into protocol xml.
1402		1887
1403	=cut
1404
1405	sub expand_cfpod {
1406	((my $self), (local $_)) = @_;
1407
1408	# escape & and <
1409	s/&/&amp;/g;
1410	s/(?<![BIUGH])</&lt;/g;
1411
1412	# this is buggy, it needs to properly take care of nested <'s
1413
1414	1 while
1415	# replace B<>, I<>, U<> etc.
1416	s/B<([^\>]*)>/<b>$1<\/b>/
1417	|| s/I<([^\>]*)>/<i>$1<\/i>/
1418	|| s/U<([^\>]*)>/<u>$1<\/u>/
1419	# replace G<male|female> tags
1420	|| s{G<([^>|]*)\|([^>]*)>}{
1421	$self->gender ? $2 : $1
1422	}ge
1423	# replace H<hint text>
1424	|| s{H<([^\>]*)>}
1425	{
1426	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1427	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1428	"")
1429	[$self->{hintmode}]
1430	}ge;
1431
1432	# create single paragraphs (very hackish)
1433	s/(?<=\S)\n(?=\w)/ /g;
1434
1435	# compress some whitespace
1436	s/\s+\n/\n/g; # ws line-ends
1437	s/\n\n+/\n/g; # double lines
1438	s/^\n+//; # beginning lines
1439	s/\n+$//; # ending lines
1440
1441	$_
1442	}
1443
1444	sub hintmode {
1445	$_[0]{hintmode} = $_[1] if @_ > 1;
1446	$_[0]{hintmode}
1447	}
1448
1449	=item $player->ext_reply ($msgid, %msg)	1888	=item $player->ext_reply ($msgid, @msg)
1450		1889
1451	Sends an ext reply to the player.	1890	Sends an ext reply to the player.
1452		1891
1453	=cut	1892	=cut
1454		1893
1455	sub ext_reply($$%) {	1894	sub ext_reply($$@) {
1456	my ($self, $id, %msg) = @_;	1895	my ($self, $id, @msg) = @_;
1457		1896
1458	$msg{msgid} = $id;	1897	$self->ns->ext_reply ($id, @msg)
1459	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1460	}	1898	}
1461		1899
1462	=item $player->ext_event ($type, %msg)	1900	=item $player->ext_msg ($type, @msg)
1463		1901
1464	Sends an ext event to the client.	1902	Sends an ext event to the client.
1465		1903
1466	=cut	1904	=cut
1467		1905
1468	sub ext_event($$%) {	1906	sub ext_msg($$@) {
1469	my ($self, $type, %msg) = @_;	1907	my ($self, $type, @msg) = @_;
1470		1908
1471	$self->ns->ext_event ($type, %msg);	1909	$self->ns->ext_msg ($type, @msg);
1472	}	1910	}
1473		1911
1474	=head3 cf::region	1912	=head3 cf::region
1475		1913
1476	=over 4	1914	=over 4
…		…
1485		1923
1486	=cut	1924	=cut
1487		1925
1488	sub find_by_path($) {	1926	sub find_by_path($) {
1489	my ($path) = @_;	1927	my ($path) = @_;
		1928
		1929	$path =~ s/^~[^\/]*//; # skip ~login
1490		1930
1491	my ($match, $specificity);	1931	my ($match, $specificity);
1492		1932
1493	for my $region (list) {	1933	for my $region (list) {
1494	if ($region->{match} && $path =~ $region->{match}) {	1934	if ($region->{match} && $path =~ $region->{match}) {
…		…
1520	our $MAX_RESET = 3600;	1960	our $MAX_RESET = 3600;
1521	our $DEFAULT_RESET = 3000;	1961	our $DEFAULT_RESET = 3000;
1522		1962
1523	sub generate_random_map {	1963	sub generate_random_map {
1524	my ($self, $rmp) = @_;	1964	my ($self, $rmp) = @_;
1525	# mit "rum" bekleckern, nicht	1965
		1966	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1967
1526	$self->_create_random_map (	1968	$self->_create_random_map ($rmp);
1527	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1528	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1529	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1530	$rmp->{exit_on_final_map},
1531	$rmp->{xsize}, $rmp->{ysize},
1532	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1533	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1534	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1535	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1536	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1537	(cf::region::find $rmp->{region}), $rmp->{custom}
1538	)
1539	}	1969	}
1540		1970
1541	=item cf::map->register ($regex, $prio)	1971	=item cf::map->register ($regex, $prio)
1542		1972
1543	Register a handler for the map path matching the given regex at the	1973	Register a handler for the map path matching the given regex at the
…		…
1548		1978
1549	sub register {	1979	sub register {
1550	my (undef, $regex, $prio) = @_;	1980	my (undef, $regex, $prio) = @_;
1551	my $pkg = caller;	1981	my $pkg = caller;
1552		1982
1553	no strict;
1554	push @{"$pkg\::ISA"}, __PACKAGE__;	1983	push @{"$pkg\::ISA"}, __PACKAGE__;
1555		1984
1556	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1985	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1557	}	1986	}
1558		1987
1559	# also paths starting with '/'	1988	# also paths starting with '/'
1560	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1989	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1561		1990
1562	sub thawer_merge {	1991	sub thawer_merge {
1563	my ($self, $merge) = @_;	1992	my ($self, $merge) = @_;
1564		1993
1565	# we have to keep some variables in memory intact	1994	# we have to keep some variables in memory intact
…		…
1570	}	1999	}
1571		2000
1572	sub normalise {	2001	sub normalise {
1573	my ($path, $base) = @_;	2002	my ($path, $base) = @_;
1574		2003
1575	$path = "$path"; # make sure its a string	2004	$path = "$path"; # make sure it's a string
1576		2005
1577	$path =~ s/\.map$//;	2006	$path =~ s/\.map$//;
1578		2007
1579	# map plan:	2008	# map plan:
1580	#	2009	#
…		…
1595	$base =~ s{[^/]+/?$}{};	2024	$base =~ s{[^/]+/?$}{};
1596	$path = "$base/$path";	2025	$path = "$base/$path";
1597	}	2026	}
1598		2027
1599	for ($path) {	2028	for ($path) {
1600	redo if s{//}{/};
1601	redo if s{/\.?/}{/};	2029	redo if s{/\.?/}{/};
1602	redo if s{/[^/]+/\.\./}{/};	2030	redo if s{/[^/]+/\.\./}{/};
1603	}	2031	}
1604		2032
1605	$path	2033	$path
…		…
1619	$self->init; # pass $1 etc.	2047	$self->init; # pass $1 etc.
1620	return $self;	2048	return $self;
1621	}	2049	}
1622	}	2050	}
1623		2051
1624	Carp::cluck "unable to resolve path '$path' (base '$base').";	2052	Carp::cluck "unable to resolve path '$path' (base '$base')";
1625	()	2053	()
1626	}	2054	}
1627		2055
		2056	# may re-bless or do other evil things
1628	sub init {	2057	sub init {
1629	my ($self) = @_;	2058	my ($self) = @_;
1630		2059
1631	$self	2060	$self
1632	}	2061	}
…		…
1651		2080
1652	# the temporary/swap location	2081	# the temporary/swap location
1653	sub save_path {	2082	sub save_path {
1654	my ($self) = @_;	2083	my ($self) = @_;
1655		2084
1656	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2085	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1657	"$TMPDIR/$path.map"	2086	"$TMPDIR/$path.map"
1658	}	2087	}
1659		2088
1660	# the unique path, undef == no special unique path	2089	# the unique path, undef == no special unique path
1661	sub uniq_path {	2090	sub uniq_path {
1662	my ($self) = @_;	2091	my ($self) = @_;
1663		2092
1664	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2093	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1665	"$UNIQUEDIR/$path"	2094	"$UNIQUEDIR/$path"
1666	}
1667
1668	# and all this just because we cannot iterate over
1669	# all maps in C++...
1670	sub change_all_map_light {
1671	my ($change) = @_;
1672
1673	$_->change_map_light ($change)
1674	for grep $_->outdoor, values %cf::MAP;
1675	}	2095	}
1676		2096
1677	sub decay_objects {	2097	sub decay_objects {
1678	my ($self) = @_;	2098	my ($self) = @_;
1679		2099
…		…
1692		2112
1693	sub load_header_from($) {	2113	sub load_header_from($) {
1694	my ($self, $path) = @_;	2114	my ($self, $path) = @_;
1695		2115
1696	utf8::encode $path;	2116	utf8::encode $path;
1697	#aio_open $path, O_RDONLY, 0	2117	my $f = new_from_file cf::object::thawer $path
1698	# or return;
1699
1700	$self->_load_header ($path)
1701	or return;	2118	or return;
1702		2119
		2120	$self->_load_header ($f)
		2121	or return;
		2122
		2123	local $MAP_LOADING{$self->{path}} = $self;
		2124	$f->resolve_delayed_derefs;
		2125
1703	$self->{load_path} = $path;	2126	$self->{load_path} = $path;
1704		2127
1705	1	2128	1
1706	}	2129	}
1707		2130
		2131	# used to laod the header of an original map
1708	sub load_header_orig {	2132	sub load_header_orig {
1709	my ($self) = @_;	2133	my ($self) = @_;
1710		2134
1711	$self->load_header_from ($self->load_path)	2135	$self->load_header_from ($self->load_path)
1712	}	2136	}
1713		2137
		2138	# used to laod the header of an instantiated map
1714	sub load_header_temp {	2139	sub load_header_temp {
1715	my ($self) = @_;	2140	my ($self) = @_;
1716		2141
1717	$self->load_header_from ($self->save_path)	2142	$self->load_header_from ($self->save_path)
1718	}	2143	}
1719		2144
		2145	# called after loading the header from an instantiated map
1720	sub prepare_temp {	2146	sub prepare_temp {
1721	my ($self) = @_;	2147	my ($self) = @_;
1722		2148
1723	$self->last_access ((delete $self->{last_access})	2149	$self->last_access ((delete $self->{last_access})
1724	|| $cf::RUNTIME); #d#	2150	|| $cf::RUNTIME); #d#
1725	# safety	2151	# safety
1726	$self->{instantiate_time} = $cf::RUNTIME	2152	$self->{instantiate_time} = $cf::RUNTIME
1727	if $self->{instantiate_time} > $cf::RUNTIME;	2153	if $self->{instantiate_time} > $cf::RUNTIME;
1728	}	2154	}
1729		2155
		2156	# called after loading the header from an original map
1730	sub prepare_orig {	2157	sub prepare_orig {
1731	my ($self) = @_;	2158	my ($self) = @_;
1732		2159
1733	$self->{load_original} = 1;	2160	$self->{load_original} = 1;
1734	$self->{instantiate_time} = $cf::RUNTIME;	2161	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1758		2185
1759	sub find;	2186	sub find;
1760	sub find {	2187	sub find {
1761	my ($path, $origin) = @_;	2188	my ($path, $origin) = @_;
1762		2189
		2190	cf::cede_to_tick;
		2191
1763	$path = normalise $path, $origin && $origin->path;	2192	$path = normalise $path, $origin;
1764		2193
		2194	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1765	cf::lock_wait "map_find:$path";	2195	my $guard2 = cf::lock_acquire "map_find:$path";
1766		2196
1767	$cf::MAP{$path} || do {	2197	$cf::MAP{$path} || do {
1768	my $guard = cf::lock_acquire "map_find:$path";
1769	my $map = new_from_path cf::map $path	2198	my $map = new_from_path cf::map $path
1770	or return;	2199	or return;
1771		2200
1772	$map->{last_save} = $cf::RUNTIME;	2201	$map->{last_save} = $cf::RUNTIME;
1773		2202
…		…
1775	or return;	2204	or return;
1776		2205
1777	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2206	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1778	# doing this can freeze the server in a sync job, obviously	2207	# doing this can freeze the server in a sync job, obviously
1779	#$cf::WAIT_FOR_TICK->wait;	2208	#$cf::WAIT_FOR_TICK->wait;
		2209	undef $guard2;
		2210	undef $guard1;
1780	$map->reset;	2211	$map->reset;
1781	undef $guard;
1782	return find $path;	2212	return find $path;
1783	}	2213	}
1784		2214
1785	$cf::MAP{$path} = $map	2215	$cf::MAP{$path} = $map
1786	}	2216	}
1787	}	2217	}
1788		2218
1789	sub pre_load { }	2219	sub pre_load { }
1790	sub post_load { }	2220	#sub post_load { } # XS
1791		2221
1792	sub load {	2222	sub load {
1793	my ($self) = @_;	2223	my ($self) = @_;
1794		2224
1795	local $self->{deny_reset} = 1; # loading can take a long time	2225	local $self->{deny_reset} = 1; # loading can take a long time
1796		2226
1797	my $path = $self->{path};	2227	my $path = $self->{path};
1798		2228
1799	{	2229	{
1800	my $guard = cf::lock_acquire "map_load:$path";	2230	my $guard = cf::lock_acquire "map_data:$path";
1801		2231
		2232	return unless $self->valid;
1802	return if $self->in_memory != cf::MAP_SWAPPED;	2233	return unless $self->state == cf::MAP_SWAPPED;
1803
1804	$self->in_memory (cf::MAP_LOADING);
1805		2234
1806	$self->alloc;	2235	$self->alloc;
1807		2236
1808	$self->pre_load;	2237	$self->pre_load;
1809	Coro::cede;	2238	cf::cede_to_tick;
1810		2239
1811	$self->_load_objects ($self->{load_path}, 1)	2240	if (exists $self->{load_path}) {
		2241	my $f = new_from_file cf::object::thawer $self->{load_path};
		2242	$f->skip_block;
		2243	$self->_load_objects ($f)
1812	or return;	2244	or return;
1813		2245
1814	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2246	$self->post_load_original
1815	if delete $self->{load_original};	2247	if delete $self->{load_original};
1816		2248
1817	if (my $uniq = $self->uniq_path) {	2249	if (my $uniq = $self->uniq_path) {
1818	utf8::encode $uniq;	2250	utf8::encode $uniq;
1819	if (aio_open $uniq, O_RDONLY, 0) {	2251	unless (aio_stat $uniq) {
		2252	if (my $f = new_from_file cf::object::thawer $uniq) {
1820	$self->clear_unique_items;	2253	$self->clear_unique_items;
1821	$self->_load_objects ($uniq, 0);	2254	$self->_load_objects ($f);
		2255	$f->resolve_delayed_derefs;
		2256	}
		2257	}
1822	}	2258	}
1823	}
1824		2259
1825	Coro::cede;	2260	$f->resolve_delayed_derefs;
		2261	} else {
		2262	$self->post_load_original
		2263	if delete $self->{load_original};
		2264	}
		2265
		2266	$self->state (cf::MAP_INACTIVE);
		2267
		2268	cf::cede_to_tick;
1826	# now do the right thing for maps	2269	# now do the right thing for maps
1827	$self->link_multipart_objects;	2270	$self->link_multipart_objects;
1828	$self->difficulty ($self->estimate_difficulty)	2271	$self->difficulty ($self->estimate_difficulty)
1829	unless $self->difficulty;	2272	unless $self->difficulty;
1830	Coro::cede;	2273	cf::cede_to_tick;
1831		2274
1832	unless ($self->{deny_activate}) {	2275	unless ($self->{deny_activate}) {
1833	$self->decay_objects;	2276	$self->decay_objects;
1834	$self->fix_auto_apply;	2277	$self->fix_auto_apply;
1835	$self->update_buttons;	2278	$self->update_buttons;
1836	Coro::cede;	2279	cf::cede_to_tick;
1837	$self->set_darkness_map;	2280	#$self->activate; # no longer activate maps automatically
1838	Coro::cede;
1839	$self->activate;
1840	}	2281	}
1841		2282
1842	$self->in_memory (cf::MAP_IN_MEMORY);	2283	$self->{last_save} = $cf::RUNTIME;
		2284	$self->last_access ($cf::RUNTIME);
1843	}	2285	}
1844		2286
1845	$self->post_load;	2287	$self->post_load;
1846	}
1847		2288
		2289	1
		2290	}
		2291
		2292	# customize the map for a given player, i.e.
		2293	# return the _real_ map. used by e.g. per-player
		2294	# maps to change the path to ~playername/mappath
1848	sub customise_for {	2295	sub customise_for {
1849	my ($self, $ob) = @_;	2296	my ($self, $ob) = @_;
1850		2297
1851	return find "~" . $ob->name . "/" . $self->{path}	2298	return find "~" . $ob->name . "/" . $self->{path}
1852	if $self->per_player;	2299	if $self->per_player;
…		…
1855	# if $self->per_party;	2302	# if $self->per_party;
1856		2303
1857	$self	2304	$self
1858	}	2305	}
1859		2306
1860	# find and load all maps in the 3x3 area around a map
1861	sub load_diag {
1862	my ($map) = @_;
1863
1864	my @diag; # diagonal neighbours
1865
1866	for (0 .. 3) {
1867	my $neigh = $map->tile_path ($_)
1868	or next;
1869	$neigh = find $neigh, $map
1870	or next;
1871	$neigh->load;
1872
1873	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],
1874	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1875	}
1876
1877	for (@diag) {
1878	my $neigh = find @$_
1879	or next;
1880	$neigh->load;
1881	}
1882	}
1883
1884	sub find_sync {	2307	sub find_sync {
1885	my ($path, $origin) = @_;	2308	my ($path, $origin) = @_;
1886		2309
1887	cf::sync_job { find $path, $origin }	2310	# it's a bug to call this from the main context
		2311	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2312	if $Coro::current == $Coro::main;
		2313
		2314	find $path, $origin
1888	}	2315	}
1889		2316
1890	sub do_load_sync {	2317	sub do_load_sync {
1891	my ($map) = @_;	2318	my ($map) = @_;
1892		2319
1893	cf::sync_job { $map->load };	2320	# it's a bug to call this from the main context
		2321	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
		2322	if $Coro::current == $Coro::main;
		2323
		2324	$map->load;
1894	}	2325	}
1895		2326
1896	our %MAP_PREFETCH;	2327	our %MAP_PREFETCH;
1897	our $MAP_PREFETCHER = undef;	2328	our $MAP_PREFETCHER = undef;
1898		2329
1899	sub find_async {	2330	sub find_async {
1900	my ($path, $origin) = @_;	2331	my ($path, $origin, $load) = @_;
1901		2332
1902	$path = normalise $path, $origin && $origin->{path};	2333	$path = normalise $path, $origin;
1903		2334
1904	if (my $map = $cf::MAP{$path}) {	2335	if (my $map = $cf::MAP{$path}) {
1905	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2336	return $map if !$load || $map->linkable;
1906	}	2337	}
1907		2338
1908	undef $MAP_PREFETCH{$path};	2339	$MAP_PREFETCH{$path} |= $load;
		2340
1909	$MAP_PREFETCHER ||= cf::async {	2341	$MAP_PREFETCHER ||= cf::async {
		2342	$Coro::current->{desc} = "map prefetcher";
		2343
1910	while (%MAP_PREFETCH) {	2344	while (%MAP_PREFETCH) {
1911	for my $path (keys %MAP_PREFETCH) {	2345	while (my ($k, $v) = each %MAP_PREFETCH) {
1912	if (my $map = find $path) {	2346	if (my $map = find $k) {
1913	$map->load;	2347	$map->load if $v;
1914	}	2348	}
1915		2349
1916	delete $MAP_PREFETCH{$path};	2350	delete $MAP_PREFETCH{$k};
1917	}	2351	}
1918	}	2352	}
1919	undef $MAP_PREFETCHER;	2353	undef $MAP_PREFETCHER;
1920	};	2354	};
1921	$MAP_PREFETCHER->prio (6);	2355	$MAP_PREFETCHER->prio (6);
1922		2356
1923	()	2357	()
1924	}	2358	}
1925		2359
		2360	# common code, used by both ->save and ->swapout
1926	sub save {	2361	sub _save {
1927	my ($self) = @_;	2362	my ($self) = @_;
1928
1929	my $lock = cf::lock_acquire "map_data:" . $self->path;
1930		2363
1931	$self->{last_save} = $cf::RUNTIME;	2364	$self->{last_save} = $cf::RUNTIME;
1932		2365
1933	return unless $self->dirty;	2366	return unless $self->dirty;
1934		2367
…		…
1940	return if $self->{deny_save};	2373	return if $self->{deny_save};
1941		2374
1942	local $self->{last_access} = $self->last_access;#d#	2375	local $self->{last_access} = $self->last_access;#d#
1943		2376
1944	cf::async {	2377	cf::async {
		2378	$Coro::current->{desc} = "map player save";
1945	$_->contr->save for $self->players;	2379	$_->contr->save for $self->players;
1946	};	2380	};
		2381
		2382	cf::get_slot 0.02;
1947		2383
1948	if ($uniq) {	2384	if ($uniq) {
1949	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2385	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1950	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2386	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1951	} else {	2387	} else {
1952	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2388	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1953	}	2389	}
1954	}	2390	}
1955		2391
		2392	sub save {
		2393	my ($self) = @_;
		2394
		2395	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2396
		2397	$self->_save;
		2398	}
		2399
1956	sub swap_out {	2400	sub swap_out {
1957	my ($self) = @_;	2401	my ($self) = @_;
1958		2402
1959	# save first because save cedes
1960	$self->save;
1961
1962	my $lock = cf::lock_acquire "map_data:" . $self->path;	2403	my $lock = cf::lock_acquire "map_data:$self->{path}";
1963		2404
		2405	return if !$self->linkable;
		2406	return if $self->{deny_save};
1964	return if $self->players;	2407	return if $self->players;
1965	return if $self->in_memory != cf::MAP_IN_MEMORY;
1966	return if $self->{deny_save};
1967		2408
		2409	# first deactivate the map and "unlink" it from the core
		2410	$self->deactivate;
		2411	$_->clear_links_to ($self) for values %cf::MAP;
		2412	$self->state (cf::MAP_SWAPPED);
		2413
		2414	# then atomically save
		2415	$self->_save;
		2416
		2417	# then free the map
1968	$self->clear;	2418	$self->clear;
1969	$self->in_memory (cf::MAP_SWAPPED);
1970	}	2419	}
1971		2420
1972	sub reset_at {	2421	sub reset_at {
1973	my ($self) = @_;	2422	my ($self) = @_;
1974		2423
…		…
1992		2441
1993	my $lock = cf::lock_acquire "map_data:$self->{path}";	2442	my $lock = cf::lock_acquire "map_data:$self->{path}";
1994		2443
1995	return if $self->players;	2444	return if $self->players;
1996		2445
1997	warn "resetting map ", $self->path;	2446	cf::trace "resetting map ", $self->path, "\n";
1998		2447
1999	$self->in_memory (cf::MAP_SWAPPED);	2448	$self->state (cf::MAP_SWAPPED);
2000		2449
2001	# need to save uniques path	2450	# need to save uniques path
2002	unless ($self->{deny_save}) {	2451	unless ($self->{deny_save}) {
2003	my $uniq = $self->uniq_path; utf8::encode $uniq;	2452	my $uniq = $self->uniq_path; utf8::encode $uniq;
2004		2453
…		…
2006	if $uniq;	2455	if $uniq;
2007	}	2456	}
2008		2457
2009	delete $cf::MAP{$self->path};	2458	delete $cf::MAP{$self->path};
2010		2459
		2460	$self->deactivate;
		2461	$_->clear_links_to ($self) for values %cf::MAP;
2011	$self->clear;	2462	$self->clear;
2012
2013	$_->clear_links_to ($self) for values %cf::MAP;
2014		2463
2015	$self->unlink_save;	2464	$self->unlink_save;
2016	$self->destroy;	2465	$self->destroy;
2017	}	2466	}
2018		2467
2019	my $nuke_counter = "aaaa";	2468	my $nuke_counter = "aaaa";
2020		2469
2021	sub nuke {	2470	sub nuke {
2022	my ($self) = @_;	2471	my ($self) = @_;
2023		2472
		2473	{
		2474	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2475
2024	delete $cf::MAP{$self->path};	2476	delete $cf::MAP{$self->path};
2025		2477
2026	$self->unlink_save;	2478	$self->unlink_save;
2027		2479
2028	bless $self, "cf::map";	2480	bless $self, "cf::map::wrap";
2029	delete $self->{deny_reset};	2481	delete $self->{deny_reset};
2030	$self->{deny_save} = 1;	2482	$self->{deny_save} = 1;
2031	$self->reset_timeout (1);	2483	$self->reset_timeout (1);
2032	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2484	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2033		2485
2034	$cf::MAP{$self->path} = $self;	2486	$cf::MAP{$self->path} = $self;
		2487	}
2035		2488
2036	$self->reset; # polite request, might not happen	2489	$self->reset; # polite request, might not happen
2037	}	2490	}
2038		2491
2039	=item $maps = cf::map::tmp_maps	2492	=item $maps = cf::map::tmp_maps
…		…
2081		2534
2082	sub unique_maps() {	2535	sub unique_maps() {
2083	[	2536	[
2084	map {	2537	map {
2085	utf8::decode $_;	2538	utf8::decode $_;
2086	/\.map$/	2539	s/\.map$//; # TODO future compatibility hack
		2540	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2541	? ()
2087	? normalise $_	2542	: normalise $_
2088	: ()
2089	} @{ aio_readdir $UNIQUEDIR or [] }	2543	} @{ aio_readdir $UNIQUEDIR or [] }
2090	]	2544	]
2091	}	2545	}
2092		2546
2093	package cf;	2547	=item cf::map::static_maps
		2548
		2549	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2550	file in the shared directory excluding F</styles> and F</editor>). May
		2551	block.
		2552
		2553	=cut
		2554
		2555	sub static_maps() {
		2556	my @dirs = "";
		2557	my @maps;
		2558
		2559	while (@dirs) {
		2560	my $dir = shift @dirs;
		2561
		2562	next if $dir eq "/styles" || $dir eq "/editor";
		2563
		2564	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2565	or return;
		2566
		2567	for (@$files) {
		2568	s/\.map$// or next;
		2569	utf8::decode $_;
		2570	push @maps, "$dir/$_";
		2571	}
		2572
		2573	push @dirs, map "$dir/$_", @$dirs;
		2574	}
		2575
		2576	\@maps
		2577	}
2094		2578
2095	=back	2579	=back
2096		2580
2097	=head3 cf::object	2581	=head3 cf::object
2098		2582
…		…
2102		2586
2103	=over 4	2587	=over 4
2104		2588
2105	=item $ob->inv_recursive	2589	=item $ob->inv_recursive
2106		2590
2107	Returns the inventory of the object _and_ their inventories, recursively.	2591	Returns the inventory of the object I<and> their inventories, recursively,
		2592	but I<not> the object itself.
2108		2593
2109	=cut	2594	=cut
2110		2595
2111	sub inv_recursive_;	2596	sub inv_recursive_;
2112	sub inv_recursive_ {	2597	sub inv_recursive_ {
…		…
2115		2600
2116	sub inv_recursive {	2601	sub inv_recursive {
2117	inv_recursive_ inv $_[0]	2602	inv_recursive_ inv $_[0]
2118	}	2603	}
2119		2604
		2605	=item $ref = $ob->ref
		2606
		2607	Creates and returns a persistent reference to an object that can be stored as a string.
		2608
		2609	=item $ob = cf::object::deref ($refstring)
		2610
		2611	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2612	even if the object actually exists. May block.
		2613
		2614	=cut
		2615
		2616	sub deref {
		2617	my ($ref) = @_;
		2618
		2619	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2620	my ($uuid, $name) = ($1, $2);
		2621	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2622	or return;
		2623	$pl->ob->uuid eq $uuid
		2624	or return;
		2625
		2626	$pl->ob
		2627	} else {
		2628	warn "$ref: cannot resolve object reference\n";
		2629	undef
		2630	}
		2631	}
		2632
2120	package cf;	2633	package cf;
2121		2634
2122	=back	2635	=back
2123		2636
2124	=head3 cf::object::player	2637	=head3 cf::object::player
…		…
2130	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2643	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2131	can be C<undef>. Does the right thing when the player is currently in a	2644	can be C<undef>. Does the right thing when the player is currently in a
2132	dialogue with the given NPC character.	2645	dialogue with the given NPC character.
2133		2646
2134	=cut	2647	=cut
		2648
		2649	our $SAY_CHANNEL = {
		2650	id => "say",
		2651	title => "Map",
		2652	reply => "say ",
		2653	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2654	};
		2655
		2656	our $CHAT_CHANNEL = {
		2657	id => "chat",
		2658	title => "Chat",
		2659	reply => "chat ",
		2660	tooltip => "Player chat and shouts, global to the server.",
		2661	};
2135		2662
2136	# rough implementation of a future "reply" method that works	2663	# rough implementation of a future "reply" method that works
2137	# with dialog boxes.	2664	# with dialog boxes.
2138	#TODO: the first argument must go, split into a $npc->reply_to ( method	2665	#TODO: the first argument must go, split into a $npc->reply_to ( method
2139	sub cf::object::player::reply($$$;$) {	2666	sub cf::object::player::reply($$$;$) {
…		…
2146		2673
2147	} else {	2674	} else {
2148	my $pl = $self->contr;	2675	my $pl = $self->contr;
2149		2676
2150	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2677	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2151	my $diag = $pl->{npc_dialog};	2678	my $dialog = $pl->{npc_dialog};
2152	$diag->{pl}->ext_reply (	2679	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2153	$diag->{id},
2154	msgtype => "reply",
2155	msg => $diag->{pl}->expand_cfpod ($msg),
2156	add_topics => []
2157	);
2158		2680
2159	} else {	2681	} else {
2160	$msg = $npc->name . " says: $msg" if $npc;	2682	$msg = $npc->name . " says: $msg" if $npc;
2161	$self->message ($msg, $flags);	2683	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2162	}	2684	}
2163	}	2685	}
		2686	}
		2687
		2688	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2689
		2690	=cut
		2691
		2692	sub cf::object::send_msg {
		2693	my $pl = shift->contr
		2694	or return;
		2695	$pl->send_msg (@_);
2164	}	2696	}
2165		2697
2166	=item $player_object->may ("access")	2698	=item $player_object->may ("access")
2167		2699
2168	Returns wether the given player is authorized to access resource "access"	2700	Returns wether the given player is authorized to access resource "access"
…		…
2181		2713
2182	=item $player_object->enter_link	2714	=item $player_object->enter_link
2183		2715
2184	Freezes the player and moves him/her to a special map (C<{link}>).	2716	Freezes the player and moves him/her to a special map (C<{link}>).
2185		2717
2186	The player should be reasonably safe there for short amounts of time. You	2718	The player should be reasonably safe there for short amounts of time (e.g.
2187	I<MUST> call C<leave_link> as soon as possible, though.	2719	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2720	though, as the player cannot control the character while it is on the link
		2721	map.
2188		2722
2189	Will never block.	2723	Will never block.
2190		2724
2191	=item $player_object->leave_link ($map, $x, $y)	2725	=item $player_object->leave_link ($map, $x, $y)
2192		2726
…		…
2212	sub cf::object::player::enter_link {	2746	sub cf::object::player::enter_link {
2213	my ($self) = @_;	2747	my ($self) = @_;
2214		2748
2215	$self->deactivate_recursive;	2749	$self->deactivate_recursive;
2216		2750
		2751	++$self->{_link_recursion};
		2752
2217	return if UNIVERSAL::isa $self->map, "ext::map_link";	2753	return if UNIVERSAL::isa $self->map, "ext::map_link";
2218		2754
2219	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2755	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2220	if $self->map && $self->map->{path} ne "{link}";	2756	if $self->map && $self->map->{path} ne "{link}";
2221		2757
2222	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2758	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2223	}	2759	}
2224		2760
2225	sub cf::object::player::leave_link {	2761	sub cf::object::player::leave_link {
2226	my ($self, $map, $x, $y) = @_;	2762	my ($self, $map, $x, $y) = @_;
2227		2763
…		…
2244	($x, $y) = (-1, -1)	2780	($x, $y) = (-1, -1)
2245	unless (defined $x) && (defined $y);	2781	unless (defined $x) && (defined $y);
2246		2782
2247	# use -1 or undef as default coordinates, not 0, 0	2783	# use -1 or undef as default coordinates, not 0, 0
2248	($x, $y) = ($map->enter_x, $map->enter_y)	2784	($x, $y) = ($map->enter_x, $map->enter_y)
2249	if $x <=0 && $y <= 0;	2785	if $x <= 0 && $y <= 0;
2250		2786
2251	$map->load;	2787	$map->load;
2252	$map->load_diag;
2253		2788
2254	return unless $self->contr->active;	2789	return unless $self->contr->active;
2255	$self->activate_recursive;
2256		2790
2257	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2791	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2258	$self->enter_map ($map, $x, $y);	2792	if ($self->enter_map ($map, $x, $y)) {
2259	}	2793	# entering was successful
		2794	delete $self->{_link_recursion};
		2795	# only activate afterwards, to support waiting in hooks
		2796	$self->activate_recursive;
		2797	}
2260		2798
		2799	}
		2800
2261	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2801	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2262		2802
2263	Moves the player to the given map-path and coordinates by first freezing	2803	Moves the player to the given map-path and coordinates by first freezing
2264	her, loading and preparing them map, calling the provided $check callback	2804	her, loading and preparing them map, calling the provided $check callback
2265	that has to return the map if sucecssful, and then unfreezes the player on	2805	that has to return the map if sucecssful, and then unfreezes the player on
2266	the new (success) or old (failed) map position. In either case, $done will	2806	the new (success) or old (failed) map position. In either case, $done will
2267	be called at the end of this process.	2807	be called at the end of this process.
2268		2808
		2809	Note that $check will be called with a potentially non-loaded map, so if
		2810	it needs a loaded map it has to call C<< ->load >>.
		2811
2269	=cut	2812	=cut
2270		2813
2271	our $GOTOGEN;	2814	our $GOTOGEN;
2272		2815
2273	sub cf::object::player::goto {	2816	sub cf::object::player::goto {
2274	my ($self, $path, $x, $y, $check, $done) = @_;	2817	my ($self, $path, $x, $y, $check, $done) = @_;
2275		2818
		2819	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2820	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2821	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2822	($path, $x, $y) = @$EMERGENCY_POSITION;
		2823	}
		2824
2276	# do generation counting so two concurrent goto's will be executed in-order	2825	# do generation counting so two concurrent goto's will be executed in-order
2277	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2826	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2278		2827
2279	$self->enter_link;	2828	$self->enter_link;
2280		2829
2281	(async {	2830	(async {
		2831	$Coro::current->{desc} = "player::goto $path $x $y";
		2832
		2833	# *tag paths override both path and x|y
		2834	if ($path =~ /^\*(.*)$/) {
		2835	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2836	my $ob = $obs[rand @obs];
		2837
		2838	# see if we actually can go there
		2839	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2840	$ob = $obs[rand @obs];
		2841	} else {
		2842	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2843	}
		2844	# else put us there anyways for now #d#
		2845
		2846	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2847	} else {
		2848	($path, $x, $y) = (undef, undef, undef);
		2849	}
		2850	}
		2851
2282	my $map = eval {	2852	my $map = eval {
2283	my $map = cf::map::find $path;	2853	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2284		2854
2285	if ($map) {	2855	if ($map) {
2286	$map = $map->customise_for ($self);	2856	$map = $map->customise_for ($self);
2287	$map = $check->($map) if $check && $map;	2857	$map = $check->($map, $x, $y, $self) if $check && $map;
2288	} else {	2858	} else {
2289	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2859	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2290	}	2860	}
2291		2861
2292	$map	2862	$map
2293	};	2863	};
2294		2864
…		…
2300	if ($gen == $self->{_goto_generation}) {	2870	if ($gen == $self->{_goto_generation}) {
2301	delete $self->{_goto_generation};	2871	delete $self->{_goto_generation};
2302	$self->leave_link ($map, $x, $y);	2872	$self->leave_link ($map, $x, $y);
2303	}	2873	}
2304		2874
2305	$done->() if $done;	2875	$done->($self) if $done;
2306	})->prio (1);	2876	})->prio (1);
2307	}	2877	}
2308		2878
2309	=item $player_object->enter_exit ($exit_object)	2879	=item $player_object->enter_exit ($exit_object)
2310		2880
…		…
2330	}	2900	}
2331		2901
2332	sub prepare_random_map {	2902	sub prepare_random_map {
2333	my ($exit) = @_;	2903	my ($exit) = @_;
2334		2904
2335	my $guard = cf::lock_acquire "exit_prepare:$exit";
2336
2337	# all this does is basically replace the /! path by	2905	# all this does is basically replace the /! path by
2338	# a new random map path (?random/...) with a seed	2906	# a new random map path (?random/...) with a seed
2339	# that depends on the exit object	2907	# that depends on the exit object
2340		2908
2341	my $rmp = parse_random_map_params $exit->msg;	2909	my $rmp = parse_random_map_params $exit->msg;
…		…
2343	if ($exit->map) {	2911	if ($exit->map) {
2344	$rmp->{region} = $exit->region->name;	2912	$rmp->{region} = $exit->region->name;
2345	$rmp->{origin_map} = $exit->map->path;	2913	$rmp->{origin_map} = $exit->map->path;
2346	$rmp->{origin_x} = $exit->x;	2914	$rmp->{origin_x} = $exit->x;
2347	$rmp->{origin_y} = $exit->y;	2915	$rmp->{origin_y} = $exit->y;
		2916
		2917	$exit->map->touch;
2348	}	2918	}
2349		2919
2350	$rmp->{random_seed} ||= $exit->random_seed;	2920	$rmp->{random_seed} ||= $exit->random_seed;
2351		2921
2352	my $data = cf::to_json $rmp;	2922	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2353	my $md5 = Digest::MD5::md5_hex $data;	2923	my $md5 = Digest::MD5::md5_hex $data;
2354	my $meta = "$RANDOMDIR/$md5.meta";	2924	my $meta = "$RANDOMDIR/$md5.meta";
2355		2925
2356	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2926	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2357	aio_write $fh, 0, (length $data), $data, 0;	2927	aio_write $fh, 0, (length $data), $data, 0;
2358	undef $fh;	2928	undef $fh;
2359	aio_rename "$meta~", $meta;	2929	aio_rename "$meta~", $meta;
2360		2930
		2931	my $slaying = "?random/$md5";
		2932
		2933	if ($exit->valid) {
2361	$exit->slaying ("?random/$md5");	2934	$exit->slaying ("?random/$md5");
2362	$exit->msg (undef);	2935	$exit->msg (undef);
		2936	}
2363	}	2937	}
2364	}	2938	}
2365		2939
2366	sub cf::object::player::enter_exit {	2940	sub cf::object::player::enter_exit {
2367	my ($self, $exit) = @_;	2941	my ($self, $exit) = @_;
2368		2942
2369	return unless $self->type == cf::PLAYER;	2943	return unless $self->type == cf::PLAYER;
2370		2944
2371	if ($exit->slaying eq "/!") {
2372	#TODO: this should de-fi-ni-te-ly not be a sync-job
2373	# the problem is that $exit might not survive long enough
2374	# so it needs to be done right now, right here
2375	cf::sync_job { prepare_random_map $exit };
2376	}
2377
2378	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2379	my $hp = $exit->stats->hp;
2380	my $sp = $exit->stats->sp;
2381
2382	$self->enter_link;	2945	$self->enter_link;
2383		2946
2384	# if exit is damned, update players death & WoR home-position
2385	$self->contr->savebed ($slaying, $hp, $sp)
2386	if $exit->flag (FLAG_DAMNED);
2387
2388	(async {	2947	(async {
2389	$self->deactivate_recursive; # just to be sure	2948	$Coro::current->{desc} = "enter_exit";
		2949
2390	unless (eval {	2950	unless (eval {
		2951	$self->deactivate_recursive; # just to be sure
		2952
		2953	my $map = cf::map::normalise $exit->slaying, $exit->map;
		2954	my $x = $exit->stats->hp;
		2955	my $y = $exit->stats->sp;
		2956
		2957	# special map handling
		2958	my $slaying = $exit->slaying;
		2959
		2960	# special map handling
		2961	if ($slaying eq "/!") {
		2962	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2963
		2964	prepare_random_map $exit
		2965	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		2966
		2967	$map = $exit->slaying;
		2968
		2969	} elsif ($slaying eq '!up') {
		2970	$map = $exit->map->tile_path (cf::TILE_UP);
		2971	$x = $exit->x;
		2972	$y = $exit->y;
		2973
		2974	} elsif ($slaying eq '!down') {
		2975	$map = $exit->map->tile_path (cf::TILE_DOWN);
		2976	$x = $exit->x;
		2977	$y = $exit->y;
		2978	}
		2979
2391	$self->goto ($slaying, $hp, $sp);	2980	$self->goto ($map, $x, $y);
2392		2981
		2982	# if exit is damned, update players death & WoR home-position
		2983	$self->contr->savebed ($map, $x, $y)
		2984	if $exit->flag (cf::FLAG_DAMNED);
		2985
2393	1;	2986	1
2394	}) {	2987	}) {
2395	$self->message ("Something went wrong deep within the crossfire server. "	2988	$self->message ("Something went wrong deep within the deliantra server. "
2396	. "I'll try to bring you back to the map you were before. "	2989	. "I'll try to bring you back to the map you were before. "
2397	. "Please report this to the dungeon master!",	2990	. "Please report this to the dungeon master!",
2398	cf::NDI_UNIQUE | cf::NDI_RED);	2991	cf::NDI_UNIQUE | cf::NDI_RED);
2399		2992
2400	warn "ERROR in enter_exit: $@";	2993	error "ERROR in enter_exit: $@";
2401	$self->leave_link;	2994	$self->leave_link;
2402	}	2995	}
2403	})->prio (1);	2996	})->prio (1);
2404	}	2997	}
2405		2998
…		…
2419		3012
2420	utf8::encode $text;	3013	utf8::encode $text;
2421	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3014	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2422	}	3015	}
2423		3016
		3017	=item $client->send_big_packet ($pkt)
		3018
		3019	Like C<send_packet>, but tries to compress large packets, and fragments
		3020	them as required.
		3021
		3022	=cut
		3023
		3024	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3025
		3026	sub cf::client::send_big_packet {
		3027	my ($self, $pkt) = @_;
		3028
		3029	# try lzf for large packets
		3030	$pkt = "lzf " . Compress::LZF::compress $pkt
		3031	if 1024 <= length $pkt and $self->{can_lzf};
		3032
		3033	# split very large packets
		3034	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3035	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3036	$pkt = "frag";
		3037	}
		3038
		3039	$self->send_packet ($pkt);
		3040	}
		3041
2424	=item $client->send_msg ($color, $type, $msg, [extra...])	3042	=item $client->send_msg ($channel, $msg, $color, [extra...])
2425		3043
2426	Send a drawinfo or msg packet to the client, formatting the msg for the	3044	Send a drawinfo or msg packet to the client, formatting the msg for the
2427	client if neccessary. C<$type> should be a string identifying the type of	3045	client if neccessary. C<$type> should be a string identifying the type of
2428	the message, with C<log> being the default. If C<$color> is negative, suppress	3046	the message, with C<log> being the default. If C<$color> is negative, suppress
2429	the message unless the client supports the msg packet.	3047	the message unless the client supports the msg packet.
2430		3048
2431	=cut	3049	=cut
2432		3050
		3051	# non-persistent channels (usually the info channel)
		3052	our %CHANNEL = (
		3053	"c/motd" => {
		3054	id => "infobox",
		3055	title => "MOTD",
		3056	reply => undef,
		3057	tooltip => "The message of the day",
		3058	},
		3059	"c/identify" => {
		3060	id => "infobox",
		3061	title => "Identify",
		3062	reply => undef,
		3063	tooltip => "Items recently identified",
		3064	},
		3065	"c/examine" => {
		3066	id => "infobox",
		3067	title => "Examine",
		3068	reply => undef,
		3069	tooltip => "Signs and other items you examined",
		3070	},
		3071	"c/shopinfo" => {
		3072	id => "infobox",
		3073	title => "Shop Info",
		3074	reply => undef,
		3075	tooltip => "What your bargaining skill tells you about the shop",
		3076	},
		3077	"c/book" => {
		3078	id => "infobox",
		3079	title => "Book",
		3080	reply => undef,
		3081	tooltip => "The contents of a note or book",
		3082	},
		3083	"c/lookat" => {
		3084	id => "infobox",
		3085	title => "Look",
		3086	reply => undef,
		3087	tooltip => "What you saw there",
		3088	},
		3089	"c/who" => {
		3090	id => "infobox",
		3091	title => "Players",
		3092	reply => undef,
		3093	tooltip => "Shows players who are currently online",
		3094	},
		3095	"c/body" => {
		3096	id => "infobox",
		3097	title => "Body Parts",
		3098	reply => undef,
		3099	tooltip => "Shows which body parts you posess and are available",
		3100	},
		3101	"c/statistics" => {
		3102	id => "infobox",
		3103	title => "Statistics",
		3104	reply => undef,
		3105	tooltip => "Shows your primary statistics",
		3106	},
		3107	"c/skills" => {
		3108	id => "infobox",
		3109	title => "Skills",
		3110	reply => undef,
		3111	tooltip => "Shows your experience per skill and item power",
		3112	},
		3113	"c/shopitems" => {
		3114	id => "infobox",
		3115	title => "Shop Items",
		3116	reply => undef,
		3117	tooltip => "Shows the items currently for sale in this shop",
		3118	},
		3119	"c/resistances" => {
		3120	id => "infobox",
		3121	title => "Resistances",
		3122	reply => undef,
		3123	tooltip => "Shows your resistances",
		3124	},
		3125	"c/pets" => {
		3126	id => "infobox",
		3127	title => "Pets",
		3128	reply => undef,
		3129	tooltip => "Shows information abotu your pets/a specific pet",
		3130	},
		3131	"c/perceiveself" => {
		3132	id => "infobox",
		3133	title => "Perceive Self",
		3134	reply => undef,
		3135	tooltip => "You gained detailed knowledge about yourself",
		3136	},
		3137	"c/uptime" => {
		3138	id => "infobox",
		3139	title => "Uptime",
		3140	reply => undef,
		3141	tooltip => "How long the server has been running since last restart",
		3142	},
		3143	"c/mapinfo" => {
		3144	id => "infobox",
		3145	title => "Map Info",
		3146	reply => undef,
		3147	tooltip => "Information related to the maps",
		3148	},
		3149	"c/party" => {
		3150	id => "party",
		3151	title => "Party",
		3152	reply => "gsay ",
		3153	tooltip => "Messages and chat related to your party",
		3154	},
		3155	"c/death" => {
		3156	id => "death",
		3157	title => "Death",
		3158	reply => undef,
		3159	tooltip => "Reason for and more info about your most recent death",
		3160	},
		3161	"c/say" => $SAY_CHANNEL,
		3162	"c/chat" => $CHAT_CHANNEL,
		3163	);
		3164
2433	sub cf::client::send_msg {	3165	sub cf::client::send_msg {
2434	my ($self, $color, $type, $msg, @extra) = @_;	3166	my ($self, $channel, $msg, $color, @extra) = @_;
2435		3167
2436	$msg = $self->pl->expand_cfpod ($msg);	3168	$msg = $self->pl->expand_cfpod ($msg)
		3169	unless $color & cf::NDI_VERBATIM;
		3170
		3171	$color &= cf::NDI_CLIENT_MASK; # just in case...
		3172
		3173	# check predefined channels, for the benefit of C
		3174	if ($CHANNEL{$channel}) {
		3175	$channel = $CHANNEL{$channel};
		3176
		3177	$self->ext_msg (channel_info => $channel);
		3178	$channel = $channel->{id};
		3179
		3180	} elsif (ref $channel) {
		3181	# send meta info to client, if not yet sent
		3182	unless (exists $self->{channel}{$channel->{id}}) {
		3183	$self->{channel}{$channel->{id}} = $channel;
		3184	$self->ext_msg (channel_info => $channel);
		3185	}
		3186
		3187	$channel = $channel->{id};
		3188	}
2437		3189
2438	return unless @extra || length $msg;	3190	return unless @extra || length $msg;
2439		3191
2440	if ($self->can_msg) {	3192	# default colour, mask it out
2441	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	3193	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2442	} else {	3194	if $color & cf::NDI_DEF;
2443	# replace some tags by gcfclient-compatible ones
2444	for ($msg) {
2445	1 while
2446	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2447	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2448	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2449	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2450	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2451	}
2452		3195
2453	if ($color >= 0) {	3196	my $pkt = "msg "
2454	if (0 && $msg =~ /\[/) {	3197	. $self->{json_coder}->encode (
2455	$self->send_packet ("drawextinfo $color 4 0 $msg")	3198	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2456	} else {	3199	);
2457	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2458	$self->send_packet ("drawinfo $color $msg")
2459	}
2460	}
2461	}
2462	}
2463		3200
		3201	$self->send_big_packet ($pkt);
		3202	}
		3203
2464	=item $client->ext_event ($type, %msg)	3204	=item $client->ext_msg ($type, @msg)
2465		3205
2466	Sends an ext event to the client.	3206	Sends an ext event to the client.
2467		3207
2468	=cut	3208	=cut
2469		3209
2470	sub cf::client::ext_event($$%) {	3210	sub cf::client::ext_msg($$@) {
2471	my ($self, $type, %msg) = @_;	3211	my ($self, $type, @msg) = @_;
2472		3212
		3213	if ($self->extcmd == 2) {
		3214	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3215	} elsif ($self->extcmd == 1) { # TODO: remove
		3216	push @msg, msgtype => "event_$type";
		3217	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3218	}
		3219	}
		3220
		3221	=item $client->ext_reply ($msgid, @msg)
		3222
		3223	Sends an ext reply to the client.
		3224
		3225	=cut
		3226
		3227	sub cf::client::ext_reply($$@) {
		3228	my ($self, $id, @msg) = @_;
		3229
2473	return unless $self->extcmd;	3230	return unless $self->extcmd == 2;
2474		3231
2475	$msg{msgtype} = "event_$type";
2476	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3232	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2477	}	3233	}
2478		3234
2479	=item $success = $client->query ($flags, "text", \&cb)	3235	=item $success = $client->query ($flags, "text", \&cb)
2480		3236
2481	Queues a query to the client, calling the given callback with	3237	Queues a query to the client, calling the given callback with
…		…
2536	my ($ns, $buf) = @_;	3292	my ($ns, $buf) = @_;
2537		3293
2538	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3294	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2539		3295
2540	if (ref $msg) {	3296	if (ref $msg) {
		3297	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
		3298
		3299	my @reply;
		3300
2541	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3301	if (my $cb = $EXTICMD{$type}) {
2542	if (my %reply = $cb->($ns, $msg)) {	3302	@reply = $cb->($ns, @payload);
2543	$reply{msgid} = $msg->{msgid};
2544	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2545	}
2546	}	3303	}
		3304
		3305	$ns->ext_reply ($reply, @reply)
		3306	if $reply;
		3307
2547	} else {	3308	} else {
2548	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3309	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2549	}	3310	}
2550		3311
2551	cf::override;	3312	cf::override;
2552	},	3313	},
2553	);	3314	);
…		…
2573		3334
2574	$coro	3335	$coro
2575	}	3336	}
2576		3337
2577	cf::client->attach (	3338	cf::client->attach (
2578	on_destroy => sub {	3339	on_client_destroy => sub {
2579	my ($ns) = @_;	3340	my ($ns) = @_;
2580		3341
2581	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3342	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2582	},	3343	},
2583	);	3344	);
…		…
2598	our $safe = new Safe "safe";	3359	our $safe = new Safe "safe";
2599	our $safe_hole = new Safe::Hole;	3360	our $safe_hole = new Safe::Hole;
2600		3361
2601	$SIG{FPE} = 'IGNORE';	3362	$SIG{FPE} = 'IGNORE';
2602		3363
2603	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3364	$safe->permit_only (Opcode::opset qw(
		3365	:base_core :base_mem :base_orig :base_math :base_loop
		3366	grepstart grepwhile mapstart mapwhile
		3367	sort time
		3368	));
2604		3369
2605	# here we export the classes and methods available to script code	3370	# here we export the classes and methods available to script code
2606		3371
2607	=pod	3372	=pod
2608		3373
2609	The following functions and methods are available within a safe environment:	3374	The following functions and methods are available within a safe environment:
2610		3375
2611	cf::object	3376	cf::object
2612	contr pay_amount pay_player map x y force_find force_add	3377	contr pay_amount pay_player map x y force_find force_add destroy
2613	insert remove	3378	insert remove name archname title slaying race decrease split
		3379	value
2614		3380
2615	cf::object::player	3381	cf::object::player
2616	player	3382	player
2617		3383
2618	cf::player	3384	cf::player
…		…
2623		3389
2624	=cut	3390	=cut
2625		3391
2626	for (	3392	for (
2627	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3393	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2628	insert remove)],	3394	insert remove inv nrof name archname title slaying race
		3395	decrease split destroy change_exp value msg lore send_msg)],
2629	["cf::object::player" => qw(player)],	3396	["cf::object::player" => qw(player)],
2630	["cf::player" => qw(peaceful)],	3397	["cf::player" => qw(peaceful send_msg)],
2631	["cf::map" => qw(trigger)],	3398	["cf::map" => qw(trigger)],
2632	) {	3399	) {
2633	no strict 'refs';
2634	my ($pkg, @funs) = @$_;	3400	my ($pkg, @funs) = @$_;
2635	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3401	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2636	for @funs;	3402	for @funs;
2637	}	3403	}
2638		3404
…		…
2653		3419
2654	my $qcode = $code;	3420	my $qcode = $code;
2655	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3421	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2656	$qcode =~ s/\n/\\n/g;	3422	$qcode =~ s/\n/\\n/g;
2657		3423
		3424	%vars = (_dummy => 0) unless %vars;
		3425
		3426	my @res;
2658	local $_;	3427	local $_;
2659	local @safe::cf::_safe_eval_args = values %vars;
2660		3428
2661	my $eval =	3429	my $eval =
2662	"do {\n"	3430	"do {\n"
2663	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3431	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2664	. "#line 0 \"{$qcode}\"\n"	3432	. "#line 0 \"{$qcode}\"\n"
2665	. $code	3433	. $code
2666	. "\n}"	3434	. "\n}"
2667	;	3435	;
2668		3436
		3437	if ($CFG{safe_eval}) {
2669	sub_generation_inc;	3438	sub_generation_inc;
		3439	local @safe::cf::_safe_eval_args = values %vars;
2670	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3440	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2671	sub_generation_inc;	3441	sub_generation_inc;
		3442	} else {
		3443	local @cf::_safe_eval_args = values %vars;
		3444	@res = wantarray ? eval eval : scalar eval $eval;
		3445	}
2672		3446
2673	if ($@) {	3447	if ($@) {
2674	warn "$@";	3448	warn "$@",
2675	warn "while executing safe code '$code'\n";	3449	"while executing safe code '$code'\n",
2676	warn "with arguments " . (join " ", %vars) . "\n";	3450	"with arguments " . (join " ", %vars) . "\n";
2677	}	3451	}
2678		3452
2679	wantarray ? @res : $res[0]	3453	wantarray ? @res : $res[0]
2680	}	3454	}
2681		3455
…		…
2695	=cut	3469	=cut
2696		3470
2697	sub register_script_function {	3471	sub register_script_function {
2698	my ($fun, $cb) = @_;	3472	my ($fun, $cb) = @_;
2699		3473
2700	no strict 'refs';	3474	$fun = "safe::$fun" if $CFG{safe_eval};
2701	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3475	*$fun = $safe_hole->wrap ($cb);
2702	}	3476	}
2703		3477
2704	=back	3478	=back
2705		3479
2706	=cut	3480	=cut
…		…
2709	# the server's init and main functions	3483	# the server's init and main functions
2710		3484
2711	sub load_facedata($) {	3485	sub load_facedata($) {
2712	my ($path) = @_;	3486	my ($path) = @_;
2713		3487
		3488	# HACK to clear player env face cache, we need some signal framework
		3489	# for this (global event?)
		3490	%ext::player_env::MUSIC_FACE_CACHE = ();
		3491
		3492	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3493
2714	warn "loading facedata from $path\n";	3494	trace "loading facedata from $path\n";
2715		3495
2716	my $facedata;	3496	my $facedata = decode_storable load_file $path;
2717	0 < aio_load $path, $facedata
2718	or die "$path: $!";
2719
2720	$facedata = Coro::Storable::thaw $facedata;
2721		3497
2722	$facedata->{version} == 2	3498	$facedata->{version} == 2
2723	or cf::cleanup "$path: version mismatch, cannot proceed.";	3499	or cf::cleanup "$path: version mismatch, cannot proceed.";
2724		3500
		3501	# patch in the exptable
		3502	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3503	$facedata->{resource}{"res/exp_table"} = {
		3504	type => FT_RSRC,
		3505	data => $exp_table,
		3506	hash => (Digest::MD5::md5 $exp_table),
		3507	};
		3508	cf::cede_to_tick;
		3509
2725	{	3510	{
2726	my $faces = $facedata->{faceinfo};	3511	my $faces = $facedata->{faceinfo};
2727		3512
2728	while (my ($face, $info) = each %$faces) {	3513	while (my ($face, $info) = each %$faces) {
2729	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3514	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3515
2730	cf::face::set_visibility $idx, $info->{visibility};	3516	cf::face::set_visibility $idx, $info->{visibility};
2731	cf::face::set_magicmap $idx, $info->{magicmap};	3517	cf::face::set_magicmap $idx, $info->{magicmap};
2732	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3518	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2733	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3519	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
		3520	cf::face::set_data $idx, 2, $info->{glyph} , $info->{glyph} ;
2734		3521
2735	cf::cede_to_tick;	3522	cf::cede_to_tick;
2736	}	3523	}
2737		3524
2738	while (my ($face, $info) = each %$faces) {	3525	while (my ($face, $info) = each %$faces) {
2739	next unless $info->{smooth};	3526	next unless $info->{smooth};
		3527
2740	my $idx = cf::face::find $face	3528	my $idx = cf::face::find $face
2741	or next;	3529	or next;
		3530
2742	if (my $smooth = cf::face::find $info->{smooth}) {	3531	if (my $smooth = cf::face::find $info->{smooth}) {
2743	cf::face::set_smooth $idx, $smooth;	3532	cf::face::set_smooth $idx, $smooth;
2744	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3533	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2745	} else {	3534	} else {
2746	warn "smooth face '$info->{smooth}' not found for face '$face'";	3535	error "smooth face '$info->{smooth}' not found for face '$face'";
2747	}	3536	}
2748		3537
2749	cf::cede_to_tick;	3538	cf::cede_to_tick;
2750	}	3539	}
2751	}	3540	}
…		…
2760		3549
2761	cf::anim::invalidate_all; # d'oh	3550	cf::anim::invalidate_all; # d'oh
2762	}	3551	}
2763		3552
2764	{	3553	{
2765	# TODO: for gcfclient pleasure, we should give resources
2766	# that gcfclient doesn't grok a >10000 face index.
2767	my $res = $facedata->{resource};	3554	my $res = $facedata->{resource};
2768	my $enc = JSON::XS->new->utf8->canonical;
2769		3555
2770	while (my ($name, $info) = each %$res) {	3556	while (my ($name, $info) = each %$res) {
2771	my $meta = $enc->encode ({	3557	if (defined (my $type = $info->{type})) {
2772	name => $name,	3558	# TODO: different hash - must free and use new index, or cache ixface data queue
2773	type => $info->{type},
2774	copyright => $info->{copyright}, #TODO#
2775	});
2776
2777	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3559	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2778		3560
2779	if ($name =~ /\.jpg$/) {
2780	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3561	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2781	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3562	cf::face::set_type $idx, $type;
		3563	cf::face::set_meta $idx, $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
2782	} else {	3564	} else {
2783	my $data = pack "(w/a*)*", $meta, $info->{data};	3565	# $RESOURCE{$name} = $info; # unused
2784	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2785
2786	cf::face::set_type $idx, 1;
2787	cf::face::set_data $idx, 0, $data, $chk;
2788	}	3566	}
2789		3567
2790	cf::cede_to_tick;	3568	cf::cede_to_tick;
2791	}	3569	}
2792	}	3570	}
2793		3571
		3572	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3573
2794	1	3574	1
2795	}	3575	}
2796		3576
		3577	register_exticmd fx_want => sub {
		3578	my ($ns, $want) = @_;
		3579
		3580	while (my ($k, $v) = each %$want) {
		3581	$ns->fx_want ($k, $v);
		3582	}
		3583	};
		3584
		3585	sub load_resource_file($) {
		3586	my $guard = lock_acquire "load_resource_file";
		3587
		3588	my $status = load_resource_file_ $_[0];
		3589	get_slot 0.1, 100;
		3590	cf::arch::commit_load;
		3591
		3592	$status
		3593	}
		3594
2797	sub reload_regions {	3595	sub reload_regions {
		3596	# HACK to clear player env face cache, we need some signal framework
		3597	# for this (global event?)
		3598	%ext::player_env::MUSIC_FACE_CACHE = ();
		3599
2798	load_resource_file "$MAPDIR/regions"	3600	load_resource_file "$MAPDIR/regions"
2799	or die "unable to load regions file\n";	3601	or die "unable to load regions file\n";
2800		3602
2801	for (cf::region::list) {	3603	for (cf::region::list) {
2802	$_->{match} = qr/$_->{match}/	3604	$_->{match} = qr/$_->{match}/
…		…
2810	}	3612	}
2811		3613
2812	sub reload_archetypes {	3614	sub reload_archetypes {
2813	load_resource_file "$DATADIR/archetypes"	3615	load_resource_file "$DATADIR/archetypes"
2814	or die "unable to load archetypes\n";	3616	or die "unable to load archetypes\n";
2815	#d# NEED to laod twice to resolve forward references
2816	# this really needs to be done in an extra post-pass
2817	# (which needs to be synchronous, so solve it differently)
2818	load_resource_file "$DATADIR/archetypes"
2819	or die "unable to load archetypes\n";
2820	}	3617	}
2821		3618
2822	sub reload_treasures {	3619	sub reload_treasures {
2823	load_resource_file "$DATADIR/treasures"	3620	load_resource_file "$DATADIR/treasures"
2824	or die "unable to load treasurelists\n";	3621	or die "unable to load treasurelists\n";
2825	}	3622	}
2826		3623
		3624	sub reload_sound {
		3625	trace "loading sound config from $DATADIR/sound\n";
		3626
		3627	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3628
		3629	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3630	my $sound = $soundconf->{compat}[$_]
		3631	or next;
		3632
		3633	my $face = cf::face::find "sound/$sound->[1]";
		3634	cf::sound::set $sound->[0] => $face;
		3635	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3636	}
		3637
		3638	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3639	my $face = cf::face::find "sound/$v";
		3640	cf::sound::set $k => $face;
		3641	}
		3642	}
		3643
2827	sub reload_resources {	3644	sub reload_resources {
2828	warn "reloading resource files...\n";	3645	trace "reloading resource files...\n";
2829		3646
		3647	reload_exp_table;
		3648	reload_materials;
		3649	reload_facedata;
		3650	reload_sound;
		3651	reload_archetypes;
2830	reload_regions;	3652	reload_regions;
2831	reload_facedata;
2832	#reload_archetypes;#d#
2833	reload_archetypes;
2834	reload_treasures;	3653	reload_treasures;
2835		3654
2836	warn "finished reloading resource files\n";	3655	trace "finished reloading resource files\n";
2837	}	3656	}
2838		3657
2839	sub init {	3658	sub reload_config {
2840	reload_resources;	3659	trace "reloading config file...\n";
2841	}
2842		3660
2843	sub cfg_load {	3661	my $config = load_file "$CONFDIR/config";
2844	open my $fh, "<:utf8", "$CONFDIR/config"	3662	utf8::decode $config;
2845	or return;	3663	*CFG = decode_yaml $config;
2846		3664
2847	local $/;
2848	*CFG = YAML::Syck::Load <$fh>;
2849
2850	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3665	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2851		3666
2852	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3667	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2853	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3668	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2854		3669
2855	if (exists $CFG{mlockall}) {	3670	if (exists $CFG{mlockall}) {
…		…
2859	};	3674	};
2860	warn $@ if $@;	3675	warn $@ if $@;
2861	}	3676	}
2862	}	3677	}
2863		3678
		3679	sub pidfile() {
		3680	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3681	or die "$PIDFILE: $!";
		3682	flock $fh, &Fcntl::LOCK_EX
		3683	or die "$PIDFILE: flock: $!";
		3684	$fh
		3685	}
		3686
		3687	# make sure only one server instance is running at any one time
		3688	sub atomic {
		3689	my $fh = pidfile;
		3690
		3691	my $pid = <$fh>;
		3692	kill 9, $pid if $pid > 0;
		3693
		3694	seek $fh, 0, 0;
		3695	print $fh $$;
		3696	}
		3697
		3698	sub main_loop {
		3699	trace "EV::loop starting\n";
		3700	if (1) {
		3701	EV::loop;
		3702	}
		3703	trace "EV::loop returned\n";
		3704	goto &main_loop unless $REALLY_UNLOOP;
		3705	}
		3706
2864	sub main {	3707	sub main {
		3708	cf::init_globals; # initialise logging
		3709
		3710	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3711	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3712	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3713	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3714
		3715	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3716
2865	# we must not ever block the main coroutine	3717	# we must not ever block the main coroutine
2866	local $Coro::idle = sub {	3718	local $Coro::idle = sub {
2867	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3719	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2868	(async {	3720	(async {
2869	Event::one_event;	3721	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3722	EV::loop EV::LOOP_ONESHOT;
2870	})->prio (Coro::PRIO_MAX);	3723	})->prio (Coro::PRIO_MAX);
2871	};	3724	};
2872		3725
2873	cfg_load;	3726	evthread_start IO::AIO::poll_fileno;
		3727
		3728	cf::sync_job {
		3729	cf::incloader::init ();
		3730
		3731	cf::init_anim;
		3732	cf::init_attackmess;
		3733	cf::init_dynamic;
		3734
		3735	cf::load_settings;
		3736
		3737	reload_resources;
		3738	reload_config;
2874	db_init;	3739	db_init;
		3740
		3741	cf::init_uuid;
		3742	cf::init_signals;
		3743	cf::init_skills;
		3744
		3745	cf::init_beforeplay;
		3746
		3747	atomic;
		3748
2875	load_extensions;	3749	load_extensions;
2876		3750
2877	$TICK_WATCHER->start;	3751	utime time, time, $RUNTIMEFILE;
2878	Event::loop;	3752
		3753	# no (long-running) fork's whatsoever before this point(!)
		3754	use POSIX ();
		3755	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3756
		3757	cf::_post_init 0;
		3758	};
		3759
		3760	cf::object::thawer::errors_are_fatal 0;
		3761	info "parse errors in files are no longer fatal from this point on.\n";
		3762
		3763	AE::postpone {
		3764	undef &main; # free gobs of memory :)
		3765	};
		3766
		3767	goto &main_loop;
2879	}	3768	}
2880		3769
2881	#############################################################################	3770	#############################################################################
2882	# initialisation and cleanup	3771	# initialisation and cleanup
2883		3772
2884	# install some emergency cleanup handlers	3773	# install some emergency cleanup handlers
2885	BEGIN {	3774	BEGIN {
		3775	our %SIGWATCHER = ();
2886	for my $signal (qw(INT HUP TERM)) {	3776	for my $signal (qw(INT HUP TERM)) {
2887	Event->signal (	3777	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2888	reentrant => 0,
2889	data => WF_AUTOCANCEL,
2890	signal => $signal,
2891	prio => 0,
2892	cb => sub {
2893	cf::cleanup "SIG$signal";	3778	cf::cleanup "SIG$signal";
2894	},
2895	);	3779	};
2896	}	3780	}
2897	}	3781	}
2898		3782
2899	sub write_runtime {	3783	sub write_runtime_sync {
2900	my $runtime = "$LOCALDIR/runtime";	3784	my $t0 = AE::time;
2901		3785
2902	# first touch the runtime file to show we are still running:	3786	# first touch the runtime file to show we are still running:
2903	# the fsync below can take a very very long time.	3787	# the fsync below can take a very very long time.
2904		3788
2905	IO::AIO::aio_utime $runtime, undef, undef;	3789	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2906		3790
2907	my $guard = cf::lock_acquire "write_runtime";	3791	my $guard = cf::lock_acquire "write_runtime";
2908		3792
2909	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3793	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2910	or return;	3794	or return;
2911		3795
2912	my $value = $cf::RUNTIME + 90 + 10;	3796	my $value = $cf::RUNTIME + 90 + 10;
2913	# 10 is the runtime save interval, for a monotonic clock	3797	# 10 is the runtime save interval, for a monotonic clock
2914	# 60 allows for the watchdog to kill the server.	3798	# 60 allows for the watchdog to kill the server.
…		…
2924	aio_utime $fh, undef, undef;	3808	aio_utime $fh, undef, undef;
2925		3809
2926	close $fh	3810	close $fh
2927	or return;	3811	or return;
2928		3812
2929	aio_rename "$runtime~", $runtime	3813	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2930	and return;	3814	and return;
2931		3815
2932	warn "runtime file written.\n";	3816	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
2933		3817
2934	1	3818	1
		3819	}
		3820
		3821	our $uuid_lock;
		3822	our $uuid_skip;
		3823
		3824	sub write_uuid_sync($) {
		3825	$uuid_skip ||= $_[0];
		3826
		3827	return if $uuid_lock;
		3828	local $uuid_lock = 1;
		3829
		3830	my $uuid = "$LOCALDIR/uuid";
		3831
		3832	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3833	or return;
		3834
		3835	my $value = uuid_seq uuid_cur;
		3836
		3837	unless ($value) {
		3838	info "cowardly refusing to write zero uuid value!\n";
		3839	return;
		3840	}
		3841
		3842	my $value = uuid_str $value + $uuid_skip;
		3843	$uuid_skip = 0;
		3844
		3845	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3846	and return;
		3847
		3848	# always fsync - this file is important
		3849	aio_fsync $fh
		3850	and return;
		3851
		3852	close $fh
		3853	or return;
		3854
		3855	aio_rename "$uuid~", $uuid
		3856	and return;
		3857
		3858	trace "uuid file written ($value).\n";
		3859
		3860	1
		3861
		3862	}
		3863
		3864	sub write_uuid($$) {
		3865	my ($skip, $sync) = @_;
		3866
		3867	$sync ? write_uuid_sync $skip
		3868	: async { write_uuid_sync $skip };
2935	}	3869	}
2936		3870
2937	sub emergency_save() {	3871	sub emergency_save() {
2938	my $freeze_guard = cf::freeze_mainloop;	3872	my $freeze_guard = cf::freeze_mainloop;
2939		3873
2940	warn "enter emergency perl save\n";	3874	info "emergency_perl_save: enter\n";
		3875
		3876	# this is a trade-off: we want to be very quick here, so
		3877	# save all maps without fsync, and later call a global sync
		3878	# (which in turn might be very very slow)
		3879	local $USE_FSYNC = 0;
2941		3880
2942	cf::sync_job {	3881	cf::sync_job {
		3882	cf::write_runtime_sync; # external watchdog should not bark
		3883
2943	# use a peculiar iteration method to avoid tripping on perl	3884	# use a peculiar iteration method to avoid tripping on perl
2944	# refcount bugs in for. also avoids problems with players	3885	# refcount bugs in for. also avoids problems with players
2945	# and maps saved/destroyed asynchronously.	3886	# and maps saved/destroyed asynchronously.
2946	warn "begin emergency player save\n";	3887	info "emergency_perl_save: begin player save\n";
2947	for my $login (keys %cf::PLAYER) {	3888	for my $login (keys %cf::PLAYER) {
2948	my $pl = $cf::PLAYER{$login} or next;	3889	my $pl = $cf::PLAYER{$login} or next;
2949	$pl->valid or next;	3890	$pl->valid or next;
		3891	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2950	$pl->save;	3892	$pl->save;
2951	}	3893	}
2952	warn "end emergency player save\n";	3894	info "emergency_perl_save: end player save\n";
2953		3895
2954	warn "begin emergency map save\n";	3896	cf::write_runtime_sync; # external watchdog should not bark
		3897
		3898	info "emergency_perl_save: begin map save\n";
2955	for my $path (keys %cf::MAP) {	3899	for my $path (keys %cf::MAP) {
2956	my $map = $cf::MAP{$path} or next;	3900	my $map = $cf::MAP{$path} or next;
2957	$map->valid or next;	3901	$map->valid or next;
2958	$map->save;	3902	$map->save;
2959	}	3903	}
2960	warn "end emergency map save\n";	3904	info "emergency_perl_save: end map save\n";
2961		3905
2962	warn "begin emergency database checkpoint\n";	3906	cf::write_runtime_sync; # external watchdog should not bark
		3907
		3908	info "emergency_perl_save: begin database checkpoint\n";
2963	BDB::db_env_txn_checkpoint $DB_ENV;	3909	BDB::db_env_txn_checkpoint $DB_ENV;
2964	warn "end emergency database checkpoint\n";	3910	info "emergency_perl_save: end database checkpoint\n";
		3911
		3912	info "emergency_perl_save: begin write uuid\n";
		3913	write_uuid_sync 1;
		3914	info "emergency_perl_save: end write uuid\n";
		3915
		3916	cf::write_runtime_sync; # external watchdog should not bark
		3917
		3918	trace "emergency_perl_save: syncing database to disk";
		3919	BDB::db_env_txn_checkpoint $DB_ENV;
		3920
		3921	info "emergency_perl_save: starting sync\n";
		3922	IO::AIO::aio_sync sub {
		3923	info "emergency_perl_save: finished sync\n";
		3924	};
		3925
		3926	cf::write_runtime_sync; # external watchdog should not bark
		3927
		3928	trace "emergency_perl_save: flushing outstanding aio requests";
		3929	while (IO::AIO::nreqs || BDB::nreqs) {
		3930	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		3931	}
		3932
		3933	cf::write_runtime_sync; # external watchdog should not bark
2965	};	3934	};
2966		3935
2967	warn "leave emergency perl save\n";	3936	info "emergency_perl_save: leave\n";
2968	}	3937	}
2969		3938
2970	sub post_cleanup {	3939	sub post_cleanup {
2971	my ($make_core) = @_;	3940	my ($make_core) = @_;
2972		3941
		3942	IO::AIO::flush;
		3943
2973	warn Carp::longmess "post_cleanup backtrace"	3944	error Carp::longmess "post_cleanup backtrace"
2974	if $make_core;	3945	if $make_core;
		3946
		3947	my $fh = pidfile;
		3948	unlink $PIDFILE if <$fh> == $$;
		3949	}
		3950
		3951	# a safer delete_package, copied from Symbol
		3952	sub clear_package($) {
		3953	my $pkg = shift;
		3954
		3955	# expand to full symbol table name if needed
		3956	unless ($pkg =~ /^main::.*::$/) {
		3957	$pkg = "main$pkg" if $pkg =~ /^::/;
		3958	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3959	$pkg .= '::' unless $pkg =~ /::$/;
		3960	}
		3961
		3962	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3963	my $stem_symtab = *{$stem}{HASH};
		3964
		3965	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3966	or return;
		3967
		3968	# clear all symbols
		3969	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3970	for my $name (keys %$leaf_symtab) {
		3971	_gv_clear *{"$pkg$name"};
		3972	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3973	}
2975	}	3974	}
2976		3975
2977	sub do_reload_perl() {	3976	sub do_reload_perl() {
2978	# can/must only be called in main	3977	# can/must only be called in main
2979	if ($Coro::current != $Coro::main) {	3978	unless (in_main) {
2980	warn "can only reload from main coroutine";	3979	error "can only reload from main coroutine";
2981	return;	3980	return;
2982	}	3981	}
2983		3982
2984	warn "reloading...";	3983	return if $RELOAD++;
2985		3984
2986	warn "entering sync_job";	3985	my $t1 = AE::time;
2987		3986
		3987	while ($RELOAD) {
		3988	cf::get_slot 0.1, -1, "reload_perl";
		3989	info "perl_reload: reloading...";
		3990
		3991	trace "perl_reload: entering sync_job";
		3992
2988	cf::sync_job {	3993	cf::sync_job {
2989	cf::write_runtime; # external watchdog should not bark
2990	cf::emergency_save;	3994	#cf::emergency_save;
2991	cf::write_runtime; # external watchdog should not bark
2992		3995
2993	warn "syncing database to disk";
2994	BDB::db_env_txn_checkpoint $DB_ENV;
2995
2996	# if anything goes wrong in here, we should simply crash as we already saved
2997
2998	warn "cancelling all WF_AUTOCANCEL watchers";
2999	for (Event::all_watchers) {
3000	$_->cancel if $_->data & WF_AUTOCANCEL;
3001	}
3002
3003	warn "flushing outstanding aio requests";
3004	for (;;) {
3005	BDB::flush;
3006	IO::AIO::flush;
3007	Coro::cede;
3008	last unless IO::AIO::nreqs || BDB::nreqs;
3009	warn "iterate...";
3010	}
3011
3012	++$RELOAD;
3013
3014	warn "cancelling all extension coros";	3996	trace "perl_reload: cancelling all extension coros";
3015	$_->cancel for values %EXT_CORO;	3997	$_->cancel for values %EXT_CORO;
3016	%EXT_CORO = ();	3998	%EXT_CORO = ();
3017		3999
3018	warn "removing commands";	4000	trace "perl_reload: removing commands";
3019	%COMMAND = ();	4001	%COMMAND = ();
3020		4002
3021	warn "removing ext/exti commands";	4003	trace "perl_reload: removing ext/exti commands";
3022	%EXTCMD = ();	4004	%EXTCMD = ();
3023	%EXTICMD = ();	4005	%EXTICMD = ();
3024		4006
3025	warn "unloading/nuking all extensions";	4007	trace "perl_reload: unloading/nuking all extensions";
3026	for my $pkg (@EXTS) {	4008	for my $pkg (@EXTS) {
3027	warn "... unloading $pkg";	4009	trace "... unloading $pkg";
3028		4010
3029	if (my $cb = $pkg->can ("unload")) {	4011	if (my $cb = $pkg->can ("unload")) {
3030	eval {	4012	eval {
3031	$cb->($pkg);	4013	$cb->($pkg);
3032	1	4014	1
3033	} or warn "$pkg unloaded, but with errors: $@";	4015	} or error "$pkg unloaded, but with errors: $@";
		4016	}
		4017
		4018	trace "... clearing $pkg";
		4019	clear_package $pkg;
3034	}	4020	}
3035		4021
3036	warn "... nuking $pkg";
3037	Symbol::delete_package $pkg;
3038	}
3039
3040	warn "unloading all perl modules loaded from $LIBDIR";	4022	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3041	while (my ($k, $v) = each %INC) {	4023	while (my ($k, $v) = each %INC) {
3042	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4024	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3043		4025
3044	warn "... unloading $k";	4026	trace "... unloading $k";
3045	delete $INC{$k};	4027	delete $INC{$k};
3046		4028
3047	$k =~ s/\.pm$//;	4029	$k =~ s/\.pm$//;
3048	$k =~ s/\//::/g;	4030	$k =~ s/\//::/g;
3049		4031
3050	if (my $cb = $k->can ("unload_module")) {	4032	if (my $cb = $k->can ("unload_module")) {
3051	$cb->();	4033	$cb->();
		4034	}
		4035
		4036	clear_package $k;
3052	}	4037	}
3053		4038
3054	Symbol::delete_package $k;
3055	}
3056
3057	warn "getting rid of safe::, as good as possible";	4039	trace "perl_reload: getting rid of safe::, as good as possible";
3058	Symbol::delete_package "safe::$_"	4040	clear_package "safe::$_"
3059	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4041	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3060		4042
3061	warn "unloading cf.pm \"a bit\"";	4043	trace "perl_reload: unloading cf.pm \"a bit\"";
3062	delete $INC{"cf.pm"};	4044	delete $INC{"cf.pm"};
3063	delete $INC{"cf/pod.pm"};	4045	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3064		4046
3065	# don't, removes xs symbols, too,	4047	# don't, removes xs symbols, too,
3066	# and global variables created in xs	4048	# and global variables created in xs
3067	#Symbol::delete_package __PACKAGE__;	4049	#clear_package __PACKAGE__;
3068		4050
3069	warn "unload completed, starting to reload now";	4051	info "perl_reload: unload completed, starting to reload now";
3070		4052
3071	warn "reloading cf.pm";	4053	trace "perl_reload: reloading cf.pm";
3072	require cf;	4054	require cf;
3073	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4055	cf::_connect_to_perl_1;
3074		4056
3075	warn "loading config and database again";	4057	trace "perl_reload: loading config and database again";
3076	cf::cfg_load;	4058	cf::reload_config;
3077		4059
3078	warn "loading extensions";	4060	trace "perl_reload: loading extensions";
3079	cf::load_extensions;	4061	cf::load_extensions;
3080		4062
		4063	if ($REATTACH_ON_RELOAD) {
3081	warn "reattaching attachments to objects/players";	4064	trace "perl_reload: reattaching attachments to objects/players";
3082	_global_reattach; # objects, sockets	4065	_global_reattach; # objects, sockets
3083	warn "reattaching attachments to maps";	4066	trace "perl_reload: reattaching attachments to maps";
3084	reattach $_ for values %MAP;	4067	reattach $_ for values %MAP;
3085	warn "reattaching attachments to players";	4068	trace "perl_reload: reattaching attachments to players";
3086	reattach $_ for values %PLAYER;	4069	reattach $_ for values %PLAYER;
		4070	}
3087		4071
3088	warn "leaving sync_job";	4072	cf::_post_init 1;
3089		4073
		4074	trace "perl_reload: leaving sync_job";
		4075
3090	1	4076	1
3091	} or do {	4077	} or do {
3092	warn $@;	4078	error $@;
3093	warn "error while reloading, exiting.";	4079	cf::cleanup "perl_reload: error, exiting.";
3094	exit 1;	4080	};
		4081
		4082	--$RELOAD;
3095	};	4083	}
3096		4084
3097	warn "reloaded";	4085	$t1 = AE::time - $t1;
		4086	info "perl_reload: completed in ${t1}s\n";
3098	};	4087	};
3099		4088
3100	our $RELOAD_WATCHER; # used only during reload	4089	our $RELOAD_WATCHER; # used only during reload
3101		4090
3102	sub reload_perl() {	4091	sub reload_perl() {
3103	# doing reload synchronously and two reloads happen back-to-back,	4092	# doing reload synchronously and two reloads happen back-to-back,
3104	# coro crashes during coro_state_free->destroy here.	4093	# coro crashes during coro_state_free->destroy here.
3105		4094
3106	$RELOAD_WATCHER ||= Event->timer (	4095	$RELOAD_WATCHER ||= cf::async {
3107	reentrant => 0,	4096	Coro::AIO::aio_wait cache_extensions;
3108	after => 0,	4097
3109	data => WF_AUTOCANCEL,	4098	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3110	cb => sub {
3111	do_reload_perl;	4099	do_reload_perl;
3112	undef $RELOAD_WATCHER;	4100	undef $RELOAD_WATCHER;
3113	},	4101	};
3114	);	4102	};
3115	}	4103	}
3116		4104
3117	register_command "reload" => sub {	4105	register_command "reload" => sub {
3118	my ($who, $arg) = @_;	4106	my ($who, $arg) = @_;
3119		4107
3120	if ($who->flag (FLAG_WIZ)) {	4108	if ($who->flag (FLAG_WIZ)) {
3121	$who->message ("reloading server.");	4109	$who->message ("reloading server.");
		4110	async {
		4111	$Coro::current->{desc} = "perl_reload";
3122	async { reload_perl };	4112	reload_perl;
		4113	};
3123	}	4114	}
3124	};	4115	};
3125		4116
3126	unshift @INC, $LIBDIR;	4117	#############################################################################
3127		4118
3128	my $bug_warning = 0;	4119	my $bug_warning = 0;
3129		4120
3130	our @WAIT_FOR_TICK;
3131	our @WAIT_FOR_TICK_BEGIN;
3132
3133	sub wait_for_tick {	4121	sub wait_for_tick() {
3134	return unless $TICK_WATCHER->is_active;	4122	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3135	return if $Coro::current == $Coro::main;
3136		4123
3137	my $signal = new Coro::Signal;	4124	$WAIT_FOR_TICK->wait;
3138	push @WAIT_FOR_TICK, $signal;
3139	$signal->wait;
3140	}	4125	}
3141		4126
3142	sub wait_for_tick_begin {	4127	sub wait_for_tick_begin() {
3143	return unless $TICK_WATCHER->is_active;	4128	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3144	return if $Coro::current == $Coro::main;
3145		4129
3146	my $signal = new Coro::Signal;	4130	my $signal = new Coro::Signal;
3147	push @WAIT_FOR_TICK_BEGIN, $signal;	4131	push @WAIT_FOR_TICK_BEGIN, $signal;
3148	$signal->wait;	4132	$signal->wait;
3149	}	4133	}
3150		4134
3151	my $min = 1e6;#d#	4135	sub tick {
3152	my $avg = 10;
3153	$TICK_WATCHER = Event->timer (
3154	reentrant => 0,
3155	parked => 1,
3156	prio => 0,
3157	at => $NEXT_TICK || $TICK,
3158	data => WF_AUTOCANCEL,
3159	cb => sub {
3160	if ($Coro::current != $Coro::main) {	4136	if ($Coro::current != $Coro::main) {
3161	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4137	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3162	unless ++$bug_warning > 10;	4138	unless ++$bug_warning > 10;
3163	return;	4139	return;
3164	}	4140	}
3165		4141
3166	$NOW = $tick_start = Event::time;	4142	cf::one_tick; # one server iteration
3167		4143
3168	cf::server_tick; # one server iteration	4144	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3169		4145
3170	0 && sync_job {#d#	4146	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3171	for(1..10) {	4147	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3172	my $t = Event::time;	4148	Coro::async_pool {
3173	my $map = my $map = new_from_path cf::map "/tmp/x.map"	4149	$Coro::current->{desc} = "runtime saver";
3174	or die;	4150	write_runtime_sync
3175		4151	or error "ERROR: unable to write runtime file: $!";
3176	$map->width (50);
3177	$map->height (50);
3178	$map->alloc;
3179	$map->_load_objects ("/tmp/x.map", 1);
3180	my $t = Event::time - $t;
3181
3182	#next unless $t < 0.0013;#d#
3183	if ($t < $min) {
3184	$min = $t;
3185	}
3186	$avg = $avg * 0.99 + $t * 0.01;
3187	}
3188	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3189	exit 0;
3190	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3191	};	4152	};
		4153	}
3192		4154
3193	$RUNTIME += $TICK;
3194	$NEXT_TICK += $TICK;
3195
3196	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3197	$NEXT_RUNTIME_WRITE = $NOW + 10;
3198	Coro::async_pool {
3199	write_runtime
3200	or warn "ERROR: unable to write runtime file: $!";
3201	};
3202	}
3203
3204	# my $AFTER = Event::time;
3205	# warn $AFTER - $NOW;#d#
3206
3207	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4155	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3208	$sig->send;	4156	$sig->send;
3209	}	4157	}
3210	while (my $sig = shift @WAIT_FOR_TICK) {	4158	$WAIT_FOR_TICK->broadcast;
3211	$sig->send;
3212	}
3213		4159
3214	$NOW = Event::time;	4160	$LOAD = ($NOW - $TICK_START) / $TICK;
3215
3216	# if we are delayed by four ticks or more, skip them all
3217	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3218
3219	$TICK_WATCHER->at ($NEXT_TICK);
3220	$TICK_WATCHER->start;
3221
3222	$LOAD = ($NOW - $tick_start) / $TICK;
3223	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4161	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3224		4162
3225	_post_tick;	4163	if (0) {
3226		4164	if ($NEXT_TICK) {
3227		4165	my $jitter = $TICK_START - $NEXT_TICK;
		4166	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4167	debug "jitter $JITTER\n";#d#
		4168	}
3228	},	4169	}
3229	);	4170	}
3230		4171
3231	{	4172	{
3232	BDB::max_poll_time $TICK * 0.1;	4173	# configure BDB
3233	$BDB_POLL_WATCHER = Event->io (	4174
3234	reentrant => 0,
3235	fd => BDB::poll_fileno,
3236	poll => 'r',
3237	prio => 0,
3238	data => WF_AUTOCANCEL,
3239	cb => \&BDB::poll_cb,
3240	);
3241	BDB::min_parallel 8;	4175	BDB::min_parallel 16;
3242		4176	BDB::max_poll_reqs $TICK * 0.1;
3243	BDB::set_sync_prepare {	4177	#$AnyEvent::BDB::WATCHER->priority (1);
3244	my $status;
3245	my $current = $Coro::current;
3246	(
3247	sub {
3248	$status = $!;
3249	$current->ready; undef $current;
3250	},
3251	sub {
3252	Coro::schedule while defined $current;
3253	$! = $status;
3254	},
3255	)
3256	};
3257		4178
3258	unless ($DB_ENV) {	4179	unless ($DB_ENV) {
3259	$DB_ENV = BDB::db_env_create;	4180	$DB_ENV = BDB::db_env_create;
		4181	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4182	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4183	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4184	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4185	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3260		4186
3261	cf::sync_job {	4187	cf::sync_job {
3262	eval {	4188	eval {
3263	BDB::db_env_open	4189	BDB::db_env_open
3264	$DB_ENV,	4190	$DB_ENV,
…		…
3266	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4192	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3267	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4193	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3268	0666;	4194	0666;
3269		4195
3270	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4196	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3271
3272	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3273	$DB_ENV->set_lk_detect;
3274	};	4197	};
3275		4198
3276	cf::cleanup "db_env_open(db): $@" if $@;	4199	cf::cleanup "db_env_open(db): $@" if $@;
3277	};	4200	};
3278	}	4201	}
		4202
		4203	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4204	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4205	};
		4206	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4207	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4208	};
		4209	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4210	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4211	};
3279	}	4212	}
3280		4213
3281	{	4214	{
		4215	# configure IO::AIO
		4216
3282	IO::AIO::min_parallel 8;	4217	IO::AIO::min_parallel 8;
3283
3284	undef $Coro::AIO::WATCHER;
3285	IO::AIO::max_poll_time $TICK * 0.1;	4218	IO::AIO::max_poll_time $TICK * 0.1;
3286	$AIO_POLL_WATCHER = Event->io (	4219	undef $AnyEvent::AIO::WATCHER;
3287	reentrant => 0,
3288	data => WF_AUTOCANCEL,
3289	fd => IO::AIO::poll_fileno,
3290	poll => 'r',
3291	prio => 6,
3292	cb => \&IO::AIO::poll_cb,
3293	);
3294	}	4220	}
3295		4221
3296	my $_log_backtrace;	4222	our $_log_backtrace;
		4223	our $_log_backtrace_last;
3297		4224
3298	sub _log_backtrace {	4225	sub _log_backtrace {
3299	my ($msg, @addr) = @_;	4226	my ($msg, @addr) = @_;
3300		4227
3301	$msg =~ s/\n//;	4228	$msg =~ s/\n$//;
3302		4229
		4230	if ($_log_backtrace_last eq $msg) {
		4231	LOG llevInfo, "[ABT] $msg\n";
		4232	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3303	# limit the # of concurrent backtraces	4233	# limit the # of concurrent backtraces
3304	if ($_log_backtrace < 2) {	4234	} elsif ($_log_backtrace < 2) {
		4235	$_log_backtrace_last = $msg;
3305	++$_log_backtrace;	4236	++$_log_backtrace;
		4237	my $perl_bt = Carp::longmess $msg;
3306	async {	4238	async {
		4239	$Coro::current->{desc} = "abt $msg";
		4240
3307	my @bt = fork_call {	4241	my @bt = fork_call {
3308	@addr = map { sprintf "%x", $_ } @addr;	4242	@addr = map { sprintf "%x", $_ } @addr;
3309	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4243	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3310	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4244	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3311	or die "addr2line: $!";	4245	or die "addr2line: $!";
…		…
3319	}	4253	}
3320		4254
3321	@funcs	4255	@funcs
3322	};	4256	};
3323		4257
3324	LOG llevInfo, "[ABT] $msg\n";	4258	LOG llevInfo, "[ABT] $perl_bt\n";
		4259	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3325	LOG llevInfo, "[ABT] $_\n" for @bt;	4260	LOG llevInfo, "[ABT] $_\n" for @bt;
3326	--$_log_backtrace;	4261	--$_log_backtrace;
3327	};	4262	};
3328	} else {	4263	} else {
3329	LOG llevInfo, "[ABT] $msg\n";	4264	LOG llevInfo, "[ABT] $msg\n";
3330	LOG llevInfo, "[ABT] [suppressed]\n";	4265	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3331	}	4266	}
3332	}	4267	}
3333		4268
3334	# load additional modules	4269	# load additional modules
3335	use cf::pod;	4270	require "cf/$_.pm" for @EXTRA_MODULES;
		4271	cf::_connect_to_perl_2;
3336		4272
3337	END { cf::emergency_save }	4273	END { cf::emergency_save }
3338		4274
3339	1	4275	1
3340		4276

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